Physics Practice Question and Answer
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Q: The Ratio of the total distance is travelled by a body to the total time taken by it is its.
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5f02b102e890ce63e579f6b6- 1Instantaneous velocityfalse
- 2Linear velocityfalse
- 3Average Speedtrue
- 4Accelerationfalse
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Answer : 3. "Average Speed"
Q: The ‘Choke’ is used with a tube light is basically
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5f587180f13b91397f413467- 1An inductortrue
- 2A capacitorfalse
- 3A transformerfalse
- 4A resistorfalse
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Answer : 1. "An inductor"
Q: Which of the following statements is not correct?
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5f8fd438c380c466d4dd1840- 1The velocity of sound in air increases as the temperature increases.false
- 2The velocity of sound in air does not depend on pressure.false
- 3The velocity of sound in air decreases with the increase of humidity.true
- 4Noise velocity in air is not affected by change in amplitude and frequency.false
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Answer : 3. "The velocity of sound in air decreases with the increase of humidity."
Q: Does the Sun look round at sunrise and sunset?
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5f6da4f7f9079a64e3c04cbe- 1Sphericalfalse
- 2Cubicfalse
- 3Ellipticalfalse
- 4flattrue
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Answer : 4. "flat"
Q: Necessary to get nuclear energy?
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60b4a8479587b71934e7a296- 1Chromiumfalse
- 2Siliconfalse
- 3Uraniumtrue
- 4Aluminumfalse
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Answer : 3. "Uranium"
Q: What is measured by cusec?
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613730935ee3b079c605775f- 1flow of watertrue
- 2depth of waterfalse
- 3Quantity of waterfalse
- 4Purity of waterfalse
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Answer : 1. "flow of water"
Q: When water is heated from 0°C to 4°C, its volume:
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5ee0cf998c4c964f73d9946e- 1first increases then decreasesfalse
- 2remains the samefalse
- 3increasesfalse
- 4decreasestrue
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Answer : 4. "decreases"
Q: Principle of fuse is –
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5f1550ae4cff381d16263083- 1Heating effect of electricitytrue
- 2Magnetic effect of electricityfalse
- 3Chemical effect of electricityfalse
- 4Mechanical effect of electricityfalse
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Answer : 1. "Heating effect of electricity "
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