Physics Practice Question and Answer
8 4 Answer : 1. "Frequency"
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Q: Megahertz is a measurement of 2511 05b5cc607e4d2b4197774b51e
5b5cc607e4d2b4197774b51e- 1Frequencytrue
- 2Speedfalse
- 3Wavelengthfalse
- 4Capacityfalse
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Answer : 1. "Frequency"
Explanation :
Answer: A) Frequency Explanation: Megahertz is used to measure wave frequencies, as well as the speed of microprocessors. One MHz represents one million cycles per second. The speed of microprocessors, called the clock speed.
Q: Maxwell is unit of
2487 260939b736481f36316ea5bf6
60939b736481f36316ea5bf6- 1Intensity of magnetizationfalse
- 2Permeabilityfalse
- 3Magnetic fluxtrue
- 4Magnetic susceptibilityfalse
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Answer : 3. "Magnetic flux"
Q: Ice is packed in sawdust because___
2484 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: 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: 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"
Q: The time period of a pendulum –
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5ee35bd6f72c0e153c8265d1- 1Depends on the massfalse
- 2Depends on its lengthtrue
- 3Depends on timefalse
- 4Depends on temperaturefalse
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Answer : 2. " Depends on its length "
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