Physics Questions Practice Question and Answer
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Q: Mechanical Energy is:
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5f86a4cdb7ad805e26c17e96- 1The energy release during mechanical work.false
- 2The sum of kinetic energy and the potential energy of an object.true
- 3Equal to the rate of doing work.false
- 4The Energy absorbed during movement of a body.false
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Answer : 2. "The sum of kinetic energy and the potential energy of an object. "
Q: Acceleration is
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5f43812309e4377de92f37f8- 1Inversely proportional to forcefalse
- 2Directly proportional to forcetrue
- 3Directly proportional to massfalse
- 4Inversely proportional to massfalse
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Answer : 2. "Directly proportional to force "
Q: Sun appears when rising and setting?
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5fe459e157a5647868b5ea39- 1Redtrue
- 2Bluefalse
- 3Blackfalse
- 4Yellowfalse
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Answer : 1. "Red"
Q: If the diameter of the capillary is doubled, then the height of the water surface in it rises-
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5f4ca0ae5e74bc4ee54e4187- 1Doublesfalse
- 2It remains halftrue
- 3Not changedfalse
- 4Becomes zerofalse
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Answer : 2. "It remains half"
Q: Who has the maximum field of vision?
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5eec76f81dab100936f0c587- 1plane mirrorfalse
- 2convex mirrortrue
- 3concave mirrorfalse
- 4All of themfalse
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Answer : 2. "convex mirror"
Q: Alternating current is converted to direct current –
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5efc04d030aa3b4ee606c299- 1By Transformerfalse
- 2By Rectifiertrue
- 3By Dynamofalse
- 4By Motorfalse
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Answer : 2. "By Rectifier"
Q: On increasing the pressure on ice, what will be its melting point?
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613745b85ee3b079c605e1e7- 1decreasetrue
- 2increasefalse
- 3become zerofalse
- 4remain unchangedfalse
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Answer : 1. "decrease"
Q: The sky appears blue die to
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5f06e5113f7f07047796139a- 1Refraction of lightfalse
- 2Scattering of lighttrue
- 3Diffraction of lightfalse
- 4Reflections of lightfalse
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Answer : 2. "Scattering of light"
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