Physics Questions Practice Question and Answer
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Q: Gamma rays can cause
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5f2cdcc979b9e641a75fadc2- 1burningfalse
- 2feverfalse
- 3gene mutationtrue
- 4sneezingfalse
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Answer : 3. "gene mutation "
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: Atomic bomb theory is based on-
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5fa55f0566bdb73670f4420c- 1on nuclear fusionfalse
- 2On nuclear fissiontrue
- 3Both of the abovefalse
- 4None of the abovefalse
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Answer : 2. "On nuclear fission"
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: Necessary to get nuclear energy?
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60b4a8479587b71934e7a296- 1Chromiumfalse
- 2Siliconfalse
- 3Uraniumtrue
- 4Aluminumfalse
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Answer : 3. "Uranium"
Q: The product of force and displacement is called—
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5f86a302b7ad805e26c163d8- 1Accelerationfalse
- 2Worktrue
- 3Momentumfalse
- 4Weightfalse
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Answer : 2. "Work"
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: Which of the following is not a unit of time?
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60b4b8fa7cb636175d3d12f6- 1light yeartrue
- 2leap yearfalse
- 3Moon monthfalse
- 4None of thesefalse
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Answer : 1. "light year"
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