Physics Practice Question and Answer
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Q: The value of the velocity of sound is the lowest.
881 05f8fd0813ca2d767b181f610
5f8fd0813ca2d767b181f610- 1Solidfalse
- 2Liquidfalse
- 3Gasestrue
- 4All of thesefalse
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Answer : 3. "Gases "
Q: What force is used to remove cream from milk?
878 06137381c576b113a3f9c8791
6137381c576b113a3f9c8791- 1frictional forcefalse
- 2Centripetal forcefalse
- 3centrifugal forcetrue
- 4none of thesefalse
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Answer : 3. "centrifugal force"
Q: Is light year unit?
877 060b4b86af2c446136b8b764e
60b4b86af2c446136b8b764e- 1Timefalse
- 2massfalse
- 3Distancetrue
- 4none of thesefalse
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Answer : 3. "Distance"
Q: The electric bulb has a filament?
877 05fe46ac657a5647868b65354
5fe46ac657a5647868b65354- 1Copperfalse
- 2Platinumfalse
- 3Tungstentrue
- 4None of thesefalse
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Answer : 3. "Tungsten"
Q: Parsec is a unit?
875 060b4b8b37cb636175d3d11e2
60b4b8b37cb636175d3d11e2- 1massfalse
- 2magnetic forcefalse
- 3Timefalse
- 4Distancetrue
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Answer : 4. "Distance"
Q: Which of the following is false with reference to a photo-voltaic cell?
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6113d437f65c04691bf37c32- 1It can store light energy in the form of electrical energyfalse
- 2It converts electric energy into light energytrue
- 3It is another name as solar cellfalse
- 4It can be used as infra-red detectorsfalse
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Answer : 2. "It converts electric energy into light energy"
Q: When was the international system of units implemented?
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60b4ba0f517f2874d53f6fd4- 11965false
- 21971true
- 31991false
- 41985false
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Answer : 2. "1971"
Q: Do doctors use to check patients' nose, ears, throat etc.?
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5f6da922f9079a64e3c0a92d- 1plane mirrorfalse
- 2convex mirrorfalse
- 3concave mirrortrue
- 4None of thesefalse
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Answer : 3. "concave mirror"
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