Physics Practice Question and Answer
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Q: Controls the amount of light entering the eye?
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5f6da4b2ff25c92a085bb8f2- 1Iristrue
- 2pupilfalse
- 3lensfalse
- 4side musclesfalse
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Answer : 1. "Iris"
Q: The power of a lens is -2.0 D. Here ‘D’ stands for ________.
900 060ffbd12d984302df240ac39
60ffbd12d984302df240ac39- 1distancefalse
- 2dilationfalse
- 3dioptretrue
- 4degreefalse
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Answer : 3. "dioptre"
Q: According to the law of reflection of light -
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5f6da417ff25c92a085bb0d5- 1The angle of incidence is greater than the angle of reflectionfalse
- 2The angle of incidence is equal to the angle of reflectiontrue
- 3The angle of incidence is smaller than the angle of reflectionfalse
- 4All the statements are truefalse
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Answer : 2. "The angle of incidence is equal to the angle of reflection"
Q: The device for generating current is called?
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5fe41bea438750744e325552- 1ammeterfalse
- 2Galvanometerfalse
- 3generatortrue
- 4meterfalse
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Answer : 3. "generator"
Q: What is the kilowatt hour unit?
892 05fe46a8500c5087b4d137b22
5fe46a8500c5087b4d137b22- 1charge powerfalse
- 2Energytrue
- 3Potential powerfalse
- 4powerfalse
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Answer : 2. "Energy"
Q: We have reason to see the sun a few minutes before the actual sunrise
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5f72e901c0afea20a178e18c- 1Scattering of lightfalse
- 2Diffraction of lightfalse
- 3Total internal reflection of lightfalse
- 4Refraction of lighttrue
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Answer : 4. "Refraction of light"
Q: An object weights the maximum in:
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61655a8fd881f96172321665- 1Hydrogenfalse
- 2Vacuumtrue
- 3Airfalse
- 4Waterfalse
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Answer : 2. "Vacuum "
Q: What is the unit of magnetic field?
882 05fe45b5600c5087b4d132a05
5fe45b5600c5087b4d132a05- 1Newtonfalse
- 2Teslatrue
- 3Amperefalse
- 4meterfalse
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