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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. Which color deviates least when passing through a Prism

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2. Stars in the sky appear to twinkle due to

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

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

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5. Rainbows are produced when sunlight :

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

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7. What is the reason for twinkling of stars ?

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8. Where does hydroelectric energy come from?

 

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9. Mist is caused by

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10. Hot springs are heated geothermally by underlying

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

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12. 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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13. What type of lens is used in a magnifying glass

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14. Dioptre is the unit of

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15. The energy emitted by the Sun is due to

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

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17. Which colour has the highest frequency?

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

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

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

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

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

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23. A concave lens always forms an image which is

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24. What is refractive index ?

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25. The sky appears blue because

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26. What type of lens is a magnifying glass?

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

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28. Which alternative energy source is exhaustible?

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

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

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31. Which colour is the complementary colour of yellow ?

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32. Mirage is due to

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33. Solar energy is due to

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34. Solar cells work on the principle of

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

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36. Why does the sea appear blue in colour?

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

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

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39. The oldest type of energy known to man is

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40. A concave lens always forms

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41. Light scattering takes place in

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42. The blue colour of sky is due to

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43. Red light is used for signals because it has

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

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45. Hydro-electric power is a:

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46. The washing machine works on the principle of

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47. Total number of colours exists in sunlight

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48. Which resource is both renewable and inexpensive?

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

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

 

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51. A star appears twinkling in the sky because of

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

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

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

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55. Land is considered a resource because it

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56. Refractive Index of glass with respect to water is

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

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

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

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60. 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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61. The colour of sky appears blue due to

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62. Which colour has the highest energy?

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

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64. Microphone is a device which transforms the

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65. A pond of water appears less deep due to

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

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

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

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

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

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

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

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74. Lens is made up of

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75. Which color deviates highest when passing through a Prism

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76. Energy that is produced commercially from coal is called

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

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

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

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80. ‘Mirage’ is an example of

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

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

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84. Lens is made up of

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85. Which Color has the Longest Wavelength?

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86. What colour does blue and yellow make?

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

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88. The sky appears blue because of

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

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

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91. Wind and solar energy are examples of

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

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93. Danger signals are generally red as red light

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94. Electrostatic precipitator is used to control the pollution of

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

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96. The Solar energy produced by

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

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

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

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

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