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- Answered
- Review
-
Question 1 of 210
1. Question
- Which of the following force provide necessary centripetal force to the moving car on a flat circular road?
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Question 2 of 210
2. Question
- For one Newton force applied on the object of mass 4kg the acceleration must be
CorrectIncorrect -
Question 3 of 210
3. Question
- A projectile has its speed maximum at the moment of
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Question 4 of 210
4. Question
- The dimensionally tension, force , up thrust, friction ,weight ,normal reaction, are represented as
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Question 5 of 210
5. Question
- Angular velocity is represented by the relation, except
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Question 6 of 210
6. Question
- Angular Acceleration and angular velocity both are parallel if latter is
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Question 7 of 210
7. Question
. A car of mass 2000kg moving with initial speed of 20m/s hits another stationary car of mass 1500kg and they stuck together with what speed they move after elastic collision
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Question 8 of 210
8. Question
. Impulse is a vector physical quantity its direction is same as that of
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Question 9 of 210
9. Question
- Two masses of 0.09kg and 0.01kg are moving with same K.E what is the ratio of their magnitude of momenta
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Question 10 of 210
10. Question
- A body of mass 2kg and momentum 8 N.s has kinetic energy
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Question 11 of 210
11. Question
- If K.E of a body becomes four times of the initial value the new momentum will be
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Question 12 of 210
12. Question
- If momentum of a body is increased by 50% then K.E increased by
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Question 13 of 210
13. Question
- A body travelling with constant acceleration of 10m/s2 f S1 is the distance travelled in ist second and
S2 is in the 2nd second choose the correct relation between S1 & S2
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Question 14 of 210
14. Question
. A body is having acceleration 100m/s2 at some instant its velocity is 100m/s in what time its
velocity becomes double
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Question 15 of 210
15. Question
- The second law of motion can also be written as:
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Question 16 of 210
16. Question
In given velocity -time graph shown in fig: calculate the distance covered by the body during the journey
of 5 to 15 Sec.
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Question 17 of 210
17. Question
. A ball of mass 200g is thrown vertically 15m high what is the change in
gravitational potential energy
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Question 18 of 210
18. Question
.A tube well pumps out 40 kg water per sec if water comes with speed of 3m/s power of pump is
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Question 19 of 210
19. Question
- Area under the force and displacement graph gives
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Question 20 of 210
20. Question
. Ratio of dimension of power and potential energy is
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Question 21 of 210
21. Question
The consumption of energy by a 60-watt bulb for 2 sec is
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Question 22 of 210
22. Question
23 Which of the following force can perform negative, positive as well as zero work
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Question 23 of 210
23. Question
- How much angular displacement cover by earth in one year
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Question 24 of 210
24. Question
25 If a body covers 5 rotations in 2 seconds, around a path of radius 2m the linear velocity of body is
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Question 25 of 210
25. Question
- The missile is fired with 20 m/s at 60° with respect to the horizontal, the horizontal and vertical
component of the velocity at the maximum height is respectively :
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Question 26 of 210
26. Question
- A force of 100 N acts on a ball of 800g for one microsecond the impulse acts on the ball is
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Question 27 of 210
27. Question
- Two masses of 0.09kg and 0.01kg are moving with same K.E what is the ratio of their magnitude of momenta
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Question 28 of 210
28. Question
- Transverse and longitudinal waves are distinguished from the property of
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Question 29 of 210
29. Question
- A particle on top of the crest at any instant will come to the mean position in ——– time
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Question 30 of 210
30. Question
- What is the ratio of the length of open pipe to close pipe when both are producing 2nd harmonic frequency
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Question 31 of 210
31. Question
- If an elevator is falling freely time period of the pendulum will be
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Question 32 of 210
32. Question
- A wave generator produce 500 pulses in 10 sec what is the period of oscillation
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Question 33 of 210
33. Question
- speed of sound is greater in
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Question 34 of 210
34. Question
- A source of sound moving with 1/10th of speed of sound towards stationary listener what is the ratio of the apparent to the real frequency
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Question 35 of 210
35. Question
- According to the doppler effect our universe is continuously
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Question 36 of 210
36. Question
- when a beam of light travelling in rare medium is reflected from a denser medium ,then it:
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Question 37 of 210
37. Question
- if the speed of sound in air is 340m/sec , what is the wavelength of 1-kHz sound waves:
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Question 38 of 210
38. Question
- An ocean wave has an amplitude of 2.5 m .Weather condition suddenly changes such that the wave has the amplitude of 5.0 m. the amount of energy transported by the wave is:
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Question 39 of 210
39. Question
- In a transverse wave the distance between the crest and the adjacent trough is
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Question 40 of 210
40. Question
41.Wave transport energy without transporting
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Question 41 of 210
41. Question
- The speed of sound in hydrogen is _______ times its speed in oxygen
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Question 42 of 210
42. Question
43.Speed of sound in vacuum is _________ m/s
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Question 43 of 210
43. Question
- According to Laplace view sound wave propagation is —— process
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Question 44 of 210
44. Question
- the periodic alternation of the sound between maximum and minimum loudness are called
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Question 45 of 210
45. Question
- what is the correct relation between the fundamental frequency of open (f1) and closed pipe (f2
CorrectIncorrect -
Question 46 of 210
46. Question
- which of the following properties of the light is(are) not changed when a beam of light goes obliquely from rarer to a denser medium
1.Amplitude
2.Direction
3.Wavelength
4.Frequency
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Question 47 of 210
47. Question
- Maximum destructive interference of two waves occur at points where the phase difference between the two waves is
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Question 48 of 210
48. Question
- velocity of sound is greater in solids than is gases because
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Question 49 of 210
49. Question
- the star moving towards the earth shows a
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Question 50 of 210
50. Question
- progressive waves of frequency 300 Hz are superimposed to produce a system of stationary waves in which adjacent nodes are 1.5 m apart . the speed of wave is:
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Question 51 of 210
51. Question
- Stationary waves of fundamental frequency 50 Hz are produced in an organ pipe closed at one end. The distance b/w node and antinode is : (the velocity of sound is =300m/s)
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Question 52 of 210
52. Question
- If a star emitting a yellow light , start accelerating towards earth . its color as seen from earth will be:
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Question 53 of 210
53. Question
- If the tension is increased four times. Its frequency will become
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Question 54 of 210
54. Question
55) the ratio of the velocities of sound in air at 4 atm and 1 atm pressure would be
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Question 55 of 210
55. Question
- ball is thrown vertically upward with velocity of 19.6ms-1. Approximately how
high will it rise?
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Question 56 of 210
56. Question
56.A signal has a frequency of 2 M Hz. what is the period of the signal?
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Question 57 of 210
57. Question
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Question 58 of 210
58. Question
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Question 59 of 210
59. Question
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Question 60 of 210
60. Question
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Question 61 of 210
61. Question
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Question 62 of 210
62. Question
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Question 63 of 210
63. Question
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Question 64 of 210
64. Question
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Question 65 of 210
65. Question
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Question 66 of 210
66. Question
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Question 67 of 210
67. Question
- The immune response recognizes
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Question 68 of 210
68. Question
- Which of the following cell that actively petrol the skin to phagocytize thepathogens?
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Question 69 of 210
69. Question
- Macrophages are a type of
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Question 70 of 210
70. Question
- Collagen is a
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Question 71 of 210
71. Question
- Which of the following substance/factor is present in sweat that destroys the cell wall ofbacteria?
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Question 72 of 210
72. Question
- Which of the following will attracted by the foreign material or inflammatoryresponse as a first cellular response?
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Question 73 of 210
73. Question
- Absorption may take place at which site/sites of the gastrointestinal tract?
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Question 74 of 210
74. Question
- Which of following is not transported by Circulatory system?
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Question 75 of 210
75. Question
- Mitral valve is present between?
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Question 76 of 210
76. Question
- Mechanical digestion of food occurs at which levels of gastrointestinal tract?
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Question 77 of 210
77. Question
- The major layer of GIT involved in mechanical digestion and peristaltic movements?
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Question 78 of 210
78. Question
. Which cells of the stomach are involved in protection against microorganisms present in food?
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Question 79 of 210
79. Question
- Secretion of gastric juice from the gastric walls of stomach is the type of,
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Question 80 of 210
80. Question
- Psychotic disorder mostly observed in slightly older girls irritated by food?
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Question 81 of 210
81. Question
- The major cause of peptic ulcer is,
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Question 82 of 210
82. Question
- Blood flows speed less then 1mm/min is inCirculation?
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Question 83 of 210
83. Question
- Chose the correct sequence of impulse flow in heart?
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Question 84 of 210
84. Question
- Which is pumping organ of lymphatic system?
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Question 85 of 210
85. Question
- As Lymph is filtered in lymph node, Blood is filtered in?
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Question 86 of 210
86. Question
- Which is not a part of transport system?
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Question 87 of 210
87. Question
- The structure which prevents entry of food into internal nostrils?
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Question 88 of 210
88. Question
- Which one of the following is not the function of oral cavity?
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Question 89 of 210
89. Question
- Which of the following is mainly responsible for emulsification of fats,
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Question 90 of 210
90. Question
- Acidic chyme from stomach may damage the intestinal mucosa, to avoid this damage acidic chyme is first neutralized by
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Question 91 of 210
91. Question
- The pH of chyme is,
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Question 92 of 210
92. Question
- The sphincter/s present at anus,
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Question 93 of 210
93. Question
- Hunger pangs are actually due to,
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Question 94 of 210
94. Question
- “Dubb” portion of heart sound is related to which one of the following pairs?
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Question 95 of 210
95. Question
- Which one of the following is responsible for whole heart activity by generatingimpulse?
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Question 96 of 210
96. Question
- Purkinje fibers are extensions of?
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Question 97 of 210
97. Question
- Which structure does not deals with deoxygenated blood?
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Question 98 of 210
98. Question
- It is not the function of pleura:
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Question 99 of 210
99. Question
- It is the volume of air exchanged during one breath in and out in quiet breathing:
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Question 100 of 210
100. Question
- Residual volume of human lungs is about:
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Question 101 of 210
101. Question
- How much oxygen is released to tissues per 100 ml of blood?
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Question 102 of 210
102. Question
- Increase in H+ concentration in blood:
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Question 103 of 210
103. Question
- In RBCs, carbonic anhydrase is involved in:
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Question 104 of 210
104. Question
- Which of the following is true about solubility of gases in plasma?
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Question 105 of 210
105. Question
- The oxygen carrying capacity of blood is directly proportional to:
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Question 106 of 210
106. Question
- The ability of haemoglobin to bind with oxygen is called its:
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Question 107 of 210
107. Question
- Most of the oxygen is transported by our blood through:
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Question 108 of 210
108. Question
- Which of the following is true about breathing?
.
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Question 109 of 210
109. Question
- It increases rate and depth of inspiration:
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Question 110 of 210
110. Question
- In most of the cases, breathing is:
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Question 111 of 210
111. Question
- Which one of the following is the response of cytotoxic T cells that kills the invadingorganisms?
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Question 112 of 210
112. Question
- Memory cells are derived from
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Question 113 of 210
113. Question
- The diversity among antibodies is due to
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Question 114 of 210
114. Question
- Which of the following is the most formidable barrier to transplantation?
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Question 115 of 210
115. Question
- Chemically, MHC molecules are:
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Question 116 of 210
116. Question
- Interferons are:
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Question 117 of 210
117. Question
- All of the following are symptoms of inflammatory response except:
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Question 118 of 210
118. Question
- These are the structures that propel trapped air particles out of respiratory tract:
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Question 119 of 210
119. Question
- It is common for both digestive and respiratory systems:
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Question 120 of 210
120. Question
- How many stem bronchi are there in human respiratory system?
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Question 121 of 210
121. Question
- A structure that does not contain cartilage:
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Question 122 of 210
122. Question
- Which hich type of lipids are more harmful?
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Question 123 of 210
123. Question
- Blockage defects can cause?
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Question 124 of 210
124. Question
- Cyanosis is a/an?
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Question 125 of 210
125. Question
- Stroke cause paralysis and death, causeddue to blockage in?
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Question 126 of 210
126. Question
- Atherosclerosis, Sclerosis means?
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Question 127 of 210
127. Question
- These are main sites for gaseous exchange in human lungs:
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Question 128 of 210
128. Question
- Goblet cells are present in,
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Question 129 of 210
129. Question
1.What is the ratio of volumes of 2 g of H2 and 16 g of CH4 both volumes are at STP?
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Question 130 of 210
130. Question
- Three volumes of hydrogen are required to combine completely with one volume of nitrogen to form two volumes of ammonia. Suppose one mole of hydrogen is combined with one mole of nitrogen. Which gas remains in excess and by how much?
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Question 131 of 210
131. Question
- If product of moles and temperature per pressure ratio is constant than
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Question 132 of 210
132. Question
- All of the following statements are incorrect for 20 mol of hydrogen peroxide H2O2except
CorrectIncorrect -
Question 133 of 210
133. Question
- The molecular formula of the glucose is C6H12O6. that contains 32.0 grams of oxygen?
What is the total weight in grams of a sample of glucose
CorrectIncorrect - The molecular formula of the glucose is C6H12O6. that contains 32.0 grams of oxygen?
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Question 134 of 210
134. Question
6. According to kinetic theory of gases, the absolute zero temperature is attained when
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Question 135 of 210
135. Question
- Arrange the following in increasing number of molecules
- 0.5moles of H2 ii. 4g of H2 iii. 18g of H2O iv. 2.2g of CO2
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Question 136 of 210
136. Question
- The number of atoms present in 0.5 moles of Nitrogen atoms is same as in
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Question 137 of 210
137. Question
- An element X has valency equal to 3. What will be its formula with carbonate ions?
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Question 138 of 210
138. Question
- . In which phenomenon does water change into water vapour below its boiling point
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Question 139 of 210
139. Question
- 10% of a mole of glucose contains
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Question 140 of 210
140. Question
- The combustion of one mole of a hydrocarbon yields 3.00 moles of CO2 and 4.00 moles of H2O. The empirical formula of this compound is
CorrectIncorrect - The combustion of one mole of a hydrocarbon yields 3.00 moles of CO2 and 4.00 moles of H2O. The empirical formula of this compound is
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Question 141 of 210
141. Question
- How many No: of CO2 molecules will be produced, when 3.01 x 1023 CH4 molecules react with
12.04 x 1023 O2 molecules
C H4 + 2O2 → CO 2 + H2O
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Question 142 of 210
142. Question
- . The volume of a gas measured at 27 C o and 1atm pressure is 10 liters. To reduce the volume to 5 liters at 1 atm pressure, the temperature required is
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Question 143 of 210
143. Question
- A gas has density “d” at temperature T. find out the temperature when density of gas is 4d?
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Question 144 of 210
144. Question
- Evaporation of a liquid can take place:
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Question 145 of 210
145. Question
- Which is not represented by 1mole of Nitrogen gas?
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Question 146 of 210
146. Question
- At standard pressure, which has the highest average kinetic energy?
CorrectIncorrect - At standard pressure, which has the highest average kinetic energy?
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Question 147 of 210
147. Question
- Doubling the pressure on a gas at the same time that its Kelvin temperature is doubled causes its volume to
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Question 148 of 210
148. Question
- Which curve shows the correct graph of pv against p for fixed mas of gas at constant temperature?
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Question 149 of 210
149. Question
- Compressed air coming out from a punctured football
CorrectIncorrect - Compressed air coming out from a punctured football
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Question 150 of 210
150. Question
- A gas has density “d” at temperature T and pressure P. find out the density when temperature is 2T and pressure becomes 4P?
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Question 151 of 210
151. Question
- The deviation of a gas from ideal behaviour is maximum at,
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Question 152 of 210
152. Question
24. What must be kept constant for Charles’ Law to hold true?
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Question 153 of 210
153. Question
- Quantum number values for 3p orbitals are
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Question 154 of 210
154. Question
- Which of the following are all isoelectronic
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Question 155 of 210
155. Question
- Which of the following elements has greater 1st ionization energy
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Question 156 of 210
156. Question
- What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3
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Question 157 of 210
157. Question
29.Which one of the followings is correct statement?
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Question 158 of 210
158. Question
- In discharge tube experiment the nature of positive rays depends upon
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Question 159 of 210
159. Question
- When the pressure of the gas in discharge tube is reduced to 0.001mmHg , which of the following becomes more prominent
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Question 160 of 210
160. Question
- If n = 4, what are the possible values of l?
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Question 161 of 210
161. Question
- On the basis of electro negativity, hydrogen makes more polar bond with
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Question 162 of 210
162. Question
- Higher value of – ve electron affinity means
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Question 163 of 210
163. Question
- Which of the following sets of quantum numbers specify a valence electron in the Br atom?
n l ml ms (a) 4 0 0 +1/2 (b) 4 1 -1 +1/2 (c) 4 1 0 -1/2 (d) 4 1 1 ½ CorrectIncorrect -
Question 164 of 210
164. Question
- Mostly ionic compound are produced in between elements of
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Question 165 of 210
165. Question
- When 2 lone pairs and 2 bond pair are around the central atom reduction in the bond angle is up to.
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Question 166 of 210
166. Question
- . Molecular orbital which have higher energy than atomic orbitals is called
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Question 167 of 210
167. Question
- Orbitals of same energy produced after mixing of orbitals of different energy are called
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Question 168 of 210
168. Question
- The unhybridized “p” orbital in sp2 hybridization is
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Question 169 of 210
169. Question
- Which one of the following is more stable?
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Question 170 of 210
170. Question
- Which one of the following can not be determined experimentally?
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Question 171 of 210
171. Question
- Ammonia NH3 reacts with boron trifluoride
BF3 to make
CorrectIncorrect -
Question 172 of 210
172. Question
- What is the hybridization of the oxygen atom in water?
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Question 173 of 210
173. Question
- Which of the following molecules will not form Hydrogen bond?
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Question 174 of 210
174. Question
46 .Strongest ionic bond will be formed between
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Question 175 of 210
175. Question
- which equation defines lattice energy of ionic compound xy?
(a) X (s) + Y (s) ———- X Y (s)
(b) X (g) + Y (g) ——— X Y (s)
(c) X+ (s) + Y- (s) ———- X Y (s)
(d) X+ (g) + Y- (g) ———- X Y (s)
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Question 176 of 210
176. Question
- The atoms X and Y have following electronic configuration
X = 1s2 2s2 2p6 3s2 3p6 3d6 4s2
Y = 1s2 2s2 2p4
Which one of the following compounds are they likely to form?
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Question 177 of 210
177. Question
- The electronic configuration of Cr can be written as
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Question 178 of 210
178. Question
- Which of the following sets of quantum numbers is not possible for 23rd electron of Cr( At. no. 24) ?
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Question 179 of 210
179. Question
- What is wrong about anode rays?
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Question 180 of 210
180. Question
- An orbital with l = 0 is
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Question 181 of 210
181. Question
- The electrons present in K-shell of the atom will differ in
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Question 182 of 210
182. Question
- Which one of the following sets of quantum number represents an impossible arrangement?
n I m s
(a) 3 2 –2 ½
(b) 4 0 0 ½
(c) 3 2 –3 ½
(d) 5 3 0 -1/2
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Question 183 of 210
183. Question
- . Below are electron orbital notations for several atoms. Which would represent a nonmetal?
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Question 184 of 210
184. Question
- Which is false for degenerate orbitals?
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Question 185 of 210
185. Question
Which of the following are the products of salivary amylase?
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Question 186 of 210
186. Question
Goblet cells are present in,
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Question 187 of 210
187. Question
- Encircle the correct option
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Question 188 of 210
188. Question
- Humeral immune response includes:
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Question 189 of 210
189. Question
- Antibodies in a mother’s breast milk
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Question 190 of 210
190. Question
Q20 They heve recognized the value of science.
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Question 191 of 210
191. Question
Q19 The inhabitants were known as Celts.
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Question 192 of 210
192. Question
Q18 She was so delighted with Venice.
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Question 193 of 210
193. Question
Q17 They were gliding about the shadows.
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Question 194 of 210
194. Question
Q16 It is time for merry-making.
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Question 195 of 210
195. Question
Q15 He recommended that the subscription _______ increased.
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Question 196 of 210
196. Question
Q14 He _________ to have mercy upon us
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Question 197 of 210
197. Question
Q13 He walks as though ________________
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Question 198 of 210
198. Question
Q12 These grapes ___________
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Question 199 of 210
199. Question
Q11 I had written a letter before he ¬¬¬¬__________.
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Question 200 of 210
200. Question
Q10 Three parts of the business ____ left for me to do.
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Question 201 of 210
201. Question
Q09 The Arabian nights _____ still a great favorite.
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Question 202 of 210
202. Question
Q08 Neither of the two men ____ very wrong.
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Question 203 of 210
203. Question
Q07 Knowledge and wisdom _____ their own significance.
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Question 204 of 210
204. Question
Silver, as well as, cotton______ fallen price. No
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Question 205 of 210
205. Question
Direction I. Detect error out of following option
Q05 The results of this fact is seen quite clearly. No
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Question 206 of 210
206. Question
Q04 I think that Mr Green be appoint chairman No
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Question 207 of 210
207. Question
Q03 It will rain, I shall stay at home No
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Question 208 of 210
208. Question
Q02. I wish I was a little kid in lap of my mom. No
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Question 209 of 210
209. Question
Q01. They would rather you pay them by cheque. No
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Question 210 of 210
210. Question
29.Which part of brain is the set of conscious activities?
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