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Physics – General – LS

Physics – Set 7

Dear ! This is Physics – Set 7  Quiz and it contains 100 questions.

Happy Learning!

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1. ‘Mirage’ is an example of

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2. Where does hydroelectric energy come from?

 

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3. A disk and a sphere of same radius but different masses roll on two inclined planes of the same altitude and length. Which one of the two objects gets to the bottom of the plane first ?

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4. The splitting of white light into its components is due to:

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5. Dioptre is the unit of

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6. Which color deviates highest when passing through a Prism

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7. What type of lens is used in a magnifying glass

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8. What is the source of energy for the water cycle?

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9. Refractive Index of glass with respect to water is

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10. Hot springs are heated geothermally by underlying

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11. Energy that is produced commercially from coal is called

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12. Which resource is both renewable and inexpensive?

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13. Which of these travels in glass with minimum velocity ?

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14. The basic reason for the extraordinary sparkle of suitably cut diamond is that

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15. Which colour is the complementary colour of yellow ?

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16. Total number of colours exists in sunlight

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17. Which of the following is not caused by atmospheric refraction of light ?

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18. In sunlight a rose appears red. In green light, the same rose appears

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19. The energy that generates wind comes from what source?

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20. The absolute refractive index of any medium is always:

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21. Which one of the following is responsible for the working of Newton’s colour disc experiment ?

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22. The source of the Sun’s energy is the process of

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23. What is the reason for twinkling of stars ?

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24. The oldest type of energy known to man is

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25. The blue colour of sky is due to

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26. Conversion of heat into electrical energy is achieved by using :

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27. Mirage is due to

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28. The sky appears blue because

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29. Solar cells work on the principle of

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30. When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is

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31. Which colour has the highest frequency?

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32. Lens is made up of

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33. Red is used as an emergency or danger signal as

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34. An object which absorbs all colours and reflects none appears:

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35. Sun appears red in colour at sunrise and sunset due to

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36. Which combination of colour is the most convenient during day and night time ?

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37. The sky appears blue because of

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38. A concave lens always forms

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39. Which of the following is used to split white light into different colours ?

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40. Which one of the following instruments is used to study dispersion of light ?

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41. Bending of light rays in denser medium is termed as:

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42. Wind and solar energy are examples of

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43. The energy emitted by the Sun is due to

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44. Rainbows are produced when sunlight :

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45. A thin oil film on a water surface appears coloured because of

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46. Which Color has the Longest Wavelength?

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47. Vehicles use ________ to see the objects coming from behind.

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48. Which alternative energy source is exhaustible?

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49. Stars appear twinkling because of ……… of light.

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50. The blue colour of water in the sea is due to

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51. Mist is caused by

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52. What is refractive index ?

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53. The group of solar cells joined together in a definite pattern is called a

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54. How much calorie of energy is released by a boiled egg ?

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55. Which of the following is the cleanest source of energy?

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56. A stone is dropped from the roof of a house towards the ground. The kinetic energy of the stone will be maximum:

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57. Hydro-electric power is a:

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58. Microphone is a device which transforms the

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59. The colour of sky appears blue due to

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60. The refractive index of a transparent medium is maximum for

 

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61. Which of the following colour of light deviates least through the prism?

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62. Lens is made up of

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63. Land is considered a resource because it

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64. Which color deviates least when passing through a Prism

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65. Which of the following statements is true when we see ”rainbow’ ?

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66. Which one of the following determines the sharpness of image in a camera ?

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67. Why does water tank appear shallower when viewed from the top?

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68. Which of the following uses a Non Renewable Energy Source?

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69. Which colour has the highest energy?

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70. What type of lens is a magnifying glass?

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71. The phenomenon of light associated with the appearance of blue colour of the sky is

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72. The splitting of different colours of light in a prism is :

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73. Red light is used for signals because it has

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74. What colour does blue and yellow make?

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75. Which of the following is a non renewable source of energy ?

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76. A water tank appears shallower when it is viewed from top due to

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77. The washing machine works on the principle of

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78. The colour of the ocean appears to be blue because the sunlight falling on it is

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79. A pond of water appears less deep due to

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80. When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is

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81. During washing of clothes, we use indigo due to its

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82. Which of the following is a renewable resource of energy?

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83. If a body moves with a constant speed in a circle

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84. The Solar energy produced by

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85. Why does the sea appear blue in colour?

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86. Which of the following is a renewable source of energy

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87. Solar energy is due to

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88. The phenomenon of change in direction of light when it passes from one medium to another is called

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89. Which of the following is a Non Renewable Resource of Energy?

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90. A concave lens always forms an image which is

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91. The increasing order of the refractive index of certain materials is (left to right) ________

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92. Time of exposure required for taking photograph of an object depends upon the

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93. The bending of light when it passes around a corner or a slit is due to ________

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94. Electrostatic precipitator is used to control the pollution of

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95. Light scattering takes place in

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96. The part of the eye having the largest refractive index is :

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97. A star appears twinkling in the sky because of

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98. Stars in the sky appear to twinkle due to

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99. Which one of the following processes is responsible for the glittering of air bubble rising through water?

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100. Danger signals are generally red as red light

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