Physics Questions Practice Question and Answer
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Q: The SI unit of mechanical power is:
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61655cb83ee3b5612c8e137d- 1Newton - secondfalse
- 2Joule - secondfalse
- 3Joulefalse
- 4Watttrue
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Answer : 4. "Watt "
Q: Who gave the theory of gravity?
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61655b5c3d260361529b0876- 1Isaac Newtontrue
- 2John Adamsfalse
- 3Charles Newtonfalse
- 4Charles Babbagefalse
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Answer : 1. "Isaac Newton "
Q: The shortest unit of length is:
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61655af33d260361529b0632- 1Angstromsfalse
- 2Fermi metertrue
- 3Micronfalse
- 4Nanometerfalse
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Answer : 2. "Fermi meter "
Q: An object weights the maximum in:
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61655a8fd881f96172321665- 1Hydrogenfalse
- 2Vacuumtrue
- 3Airfalse
- 4Waterfalse
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Answer : 2. "Vacuum "
Q: The light is a:
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61655a273d260361529b02a7- 1Transverse wavetrue
- 2Longitudinal wavefalse
- 3Bothfalse
- 4Nonefalse
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Answer : 1. "Transverse wave "
Q: Which of the following is the best conductor of heat?
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616559a93d260361529affd0- 1Leatherfalse
- 2Benzenefalse
- 3Mercurytrue
- 4Waterfalse
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Answer : 3. "Mercury "
Q: The velocity of sound in the air (vacuum) is:
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6165591ad881f961723211b5- 1110 m / secfalse
- 2232 m / secfalse
- 3331 m / sectrue
- 4220 m / secfalse
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Answer : 3. "331 m / sec "
Q: The instrument that measures and records the relative humidity of air is:
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6163f15a8c5cc30e6058a74c- 1Hygrometertrue
- 2Hydrometerfalse
- 3Lactometerfalse
- 4Barometerfalse
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Answer : 1. "Hygrometer"
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