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Physics – General – LS

Physics – Set 2

Dear ! This is Physics – Set 2  Quiz and it contains 100 questions.

Happy Learning!

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1. Air coolers are more suitable for

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2. A bird sitting on a high tension electric wire does not get electrocuted because

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3. The force exerted on an object is 200 N and its mass is 100 kg. Find the acceleration of the object.

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4. It is easy to burst a gas-filled balloon with a needle than with a nail. It is because

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5. Which of the following is a conductor of electricity ?

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6. Which of the following is arranged in order of decreasing conductivity?

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7. Light travels in a straight line (rectilinear propagation of light). This statement does hold if the medium of travel for light is

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8. Pure water is bad conductor of electricity because it is

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9. Ball bearings are used in cycles, scooters etc to

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10. A ball rolling along the ground gradually slows down and finally comes to rest is due to ________

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11. The speed of light will be minimum while passing through

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12. Heat flows as a result of difference of ________

 

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13. It is difficult to cook rice

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14. Energy per unit volume is dimensionally equal to

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15. Friction is caused by the ________ on the two surfaces in contact.

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16. Who measured the velocity of light first ?

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17. To open a door easily, the handle should be fixed

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18. When a bottle of scent is kept open in a corner of a room its odour is felt in all parts of the room. This is due to the phenomenon of :

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19. Mud houses are cooler in summers and warmer in winters as compared to brick houses because

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20. The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall

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21. In the electrical circuit of a house, the fuse acts as

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22. Speed of light is maximum in ________

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23. Light from Sun reaches Earth in approximately

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24. Good conductor of electricity is

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25. Contact force is another name for ________

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26. In which of the following processes is energy released ?

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27. Frictional force acts in

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28. Eclipses occur due to which optical phenomena?

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29. Which of these is exhibiting kinetic energy?

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30. On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because :

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31. An object having the capability to do work is said to possess

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32. What is another name for energy of motion?

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33. It is dangerous to observe Solar eclipse with naked eyes because

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34. One Kilowatt hour is equal to –

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35. The wall of a dam is broader at the base

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36. Formation of shadows can be explained by

 

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37. Which of the following is an insulator?

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38. Atmospheric pressure exerted on earth is due to

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39. Which of the following is not an aerosol?

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40. Pressure Cooker cooks faster because

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41. In a particular system, the units of length, mass and time are chosen to be 10 cm, 10 g and 0.1 s respectively. The unit of force in this system will be equivalent to

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42. Vegetables are cooked in lesser time by adding a pinch of salt while cooking because

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43. The weakest of all fundamental forces is

 

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44. Through which light cannot pass?

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45. The boiling point of water decreases at higher altitudes is due to

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46. An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of :

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47. When hot liquid is poured into a thick glass tumbler, it cracks because glass :

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48. Light travels in a straight line (rectilinear propagation of light). This statement does hold if the medium of travel for light is

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49. The unit of force is a

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50. Water boils at a lower temperature on the hills because

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51. At boiling point of liquids, its

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52. Which metal is the best conductor of heat?

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53. Every hot object emits ________

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54. When hot-water is sprinkled on a hotter glass tumbler, it breaks because

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55. The rotational effect of a force on a body about an axis of rotation is described in terms of

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56. The spokes used in the wheel of a bicycle increase its

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57. When pressure is increased the melting point of ice

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58. The metal used to make lightning conductors is

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59. In which form is the supplied heat energy stored during change in temperature of substance?

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60. An image formed by a plane mirror, that cannot be obtained on a screen is called ________

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61. The flow of thermal energy is called

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62. What is the process of conversion of solid state directly to gaseous state called?

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63. The boiling point of water depends upon the

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64. The metal whose electrical conductivity is more, is

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65. The quality or tone of a musical sound produced by a stringed instrument depends on

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66. Friction can be reduced by changing from

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67. The force exerted by a magnet is an example of ________

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68. A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of ________ .

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69. In a railway track, two rails are joined end to end with a gap in between them because

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70. Lightning is produced when

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71. Fuse wire is made of an alloy of

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72. The energy associated with motion is called

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73. The amount of matter in a ball of steel is its :

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74. he quality or tone of a musical sound produced by a stringed instrument depends on

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75. Light from the sun reaches us in nearly

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76. Rolling friction is caused by ________

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77. Light houses are places with powerful lights to :

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78. A gap is left between two rails of a railway track to accommodate…… of the metal.

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79. Materials that usually are good conductors of electricity?

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80. At hill stations, the boiling point of water will be

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81. During hot weather, the fan produces a feeling of comfort. This is because

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82. We feel cool when we sit near the fan, this is because

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83. Instrument used to measure the force and velocity of the wind is

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84. The rate at which energy is transferred is called

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85. Light beam which is highly directional is called:

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86. The fuse in our domestic electric circuit melts when there is a high rise in

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87. Which is an example of Phototropism?

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88. Light travels slowest in

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89. The locomotion of insects to the source of light is called :

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90. Light travels fastest in

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91. Pressure Cooker cooks faster because

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92. Which of the following is not an aerosol?

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93. Vehicle tyres are inflated properly

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94. The force which makes a vehicle to stop when break is applied is called

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95. Rate of doing work is called

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96. Solids have definite shapes.This is because

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97. Sound waves cannot travel in

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98. It is more difficult to walk on ice than on a concrete road because

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99. The nature of fuse wire is

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100. The force of friction between two surfaces will increase if:

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