Physics Practice Question and Answer
8 4 Q:
5ee21905e9ea010382e59ce8 4 Q:
5eec7bfe1dab100936f0ce9e 4 Q:
5ed630094bd6e60aba33b5f7 4 Q:
5ee35bd6f72c0e153c8265d1 4 Answer : 1. "Frequency"
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5edf132c71a5bd73c30dc5e8 4 Q:
5ee88a3679b5ea388bed4575
Q: If a person sitting in a lift then when will he feel that his weight gets increased?
2021 05ee21905e9ea010382e59ce8
5ee21905e9ea010382e59ce8- 1Going upward with constant velocityfalse
- 2Going downward with constant velocityfalse
- 3When the elevator going upward expeditiouslytrue
- 4When the elevator going down expeditiouslyfalse
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Answer : 3. "When the elevator going upward expeditiously "
Q: What is the Newton / kg unit?
1018 05eec7bfe1dab100936f0ce9e
5eec7bfe1dab100936f0ce9e- 1velocityfalse
- 2Gravitational potentialfalse
- 3forcefalse
- 4accelerationtrue
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Answer : 4. "acceleration"
Q: A wooden spoon is dipped in a cup of ice-cream, then its other end
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5ed630094bd6e60aba33b5f7- 1does not become coldtrue
- 2becomes cold by the process of conductionfalse
- 3becomes cold by the process of convectionfalse
- 4becomes cold by the process of radiationfalse
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Answer : 1. "does not become cold "
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 "
Q: Megahertz is a measurement of 1290 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: One fathom is equal to
2190 05edeff6eca41b347ed2f4ed9
5edeff6eca41b347ed2f4ed9- 16 metersfalse
- 26 feettrue
- 360 feetfalse
- 4100 cmfalse
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Answer : 2. "6 feet"
Q: The purpose of Choke in tube light is
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5edf132c71a5bd73c30dc5e8- 1To decrease the currentfalse
- 2To increase the currentfalse
- 3To decrease the voltage momentarilyfalse
- 4To increase the voltage momentarilytrue
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Answer : 4. "To increase the voltage momentarily"
Q: What happens to the speed of a cycle when it travels on a rough surface?
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5ee88a3679b5ea388bed4575- 1Increasesfalse
- 2Decreasestrue
- 3Remains the samefalse
- 4None of thesefalse
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Answer : 2. "Decreases"
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