Physics Practice Question and Answer
8 4 Q:
5f86a7c688adb713cedfa566 4 Q:
5f0fe439c06d532785e20384 4 Q:
60939b736481f36316ea5bf6 4 Q:
5fa55e513c64cb3fb8d7a766 4 Q:
5f435e1609e4377de92e5bd1 4 Q:
5f48cf3e6608aa6311bfb0c6 4 Q:
64c3967e29beb3482a3bcc75 Answer : 1. "6 Ω"
4 Q:
61374167576b113a3f9cb375
Q: The product of mass and velocity of an object is called-
2595 05f86a7c688adb713cedfa566
5f86a7c688adb713cedfa566- 1momentumtrue
- 2accelerationfalse
- 3volumefalse
- 4densityfalse
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Answer : 1. "momentum"
Q: Ice is packed in sawdust because___
2581 05f0fe439c06d532785e20384
5f0fe439c06d532785e20384- 1Sawdust does not stick to the icefalse
- 2Sawdust will not get melt easilyfalse
- 3Sawdust is a good conductor of heatfalse
- 4Sawdust is a poor conductor of heattrue
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Answer : 4. "Sawdust is a poor conductor of heat"
Q: Maxwell is unit of
2575 260939b736481f36316ea5bf6
60939b736481f36316ea5bf6- 1Intensity of magnetizationfalse
- 2Permeabilityfalse
- 3Magnetic fluxtrue
- 4Magnetic susceptibilityfalse
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Answer : 3. "Magnetic flux"
Q: When a body falls from an aeroplane, there is increase in its
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5fa55e513c64cb3fb8d7a766- 1Potential energyfalse
- 2Kinetic energytrue
- 3Massfalse
- 4Accelerationfalse
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Answer : 2. "Kinetic energy"
Q: When a stone is thrown in the calm water of a pond the waves produced on the surface of water in the pond are
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5f435e1609e4377de92e5bd1- 1longitudinalfalse
- 2waves are not producedfalse
- 3Both longitudinal and transversefalse
- 4transversetrue
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Answer : 4. "transverse"
Q: What is the orbital velocity of the geostationary satellite?
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5f48cf3e6608aa6311bfb0c6- 13.08 km /strue
- 26.66 km /sfalse
- 34.15 km /sfalse
- 42.78 km /sfalse
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Answer : 1. "3.08 km /s "
Q: A light bulb working on an 18 V battery draws a current of 3 A. What will be the resistance of the bulb?
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64c3967e29beb3482a3bcc75- 16 Ωtrue
- 22 Ωfalse
- 34 Ωfalse
- 43 Ωfalse
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Answer : 1. "6 Ω"
Explanation :
An electric bulb running on 18 V battery draws 3A of electric current. The resistance of the bulb will be 6 Ω.
Q: Which scientist first melted two pieces of ice by rubbing them together?
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61374167576b113a3f9cb375- 1Celsiusfalse
- 2Joulefalse
- 3Davytrue
- 4none of thesefalse
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Answer : 3. "Davy"
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