Physics Practice Question and Answer
8 4 Q:
5ed630094bd6e60aba33b5f7 4 Q:
5f35fa7edcc3540833140951 4 Answer : 1. "Frequency"
4 Q:
5edeff6eca41b347ed2f4ed9 4 Q:
5edf132c71a5bd73c30dc5e8 4 Q:
5ee88a3679b5ea388bed4575 4 Q:
5efc03c9196e681f76e98e77 4 Q:
5f571942df171125cbc17f3c
Q: A wooden spoon is dipped in a cup of ice-cream, then its other end
2223 05ed630094bd6e60aba33b5f7
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: What is measured in cusecs?
1262 05f35fa7edcc3540833140951
5f35fa7edcc3540833140951- 1Flow of watertrue
- 2Quantity of waterfalse
- 3Purity of waterfalse
- 4Depth of waterfalse
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Answer : 1. "Flow of water"
Q: Megahertz is a measurement of 1292 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
2191 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
2900 05edf132c71a5bd73c30dc5e8
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?
927 05ee88a3679b5ea388bed4575
5ee88a3679b5ea388bed4575- 1Increasesfalse
- 2Decreasestrue
- 3Remains the samefalse
- 4None of thesefalse
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Answer : 2. "Decreases"
Q: What is the decibel level of sound produced by two persons in conversation?
1741 05efc03c9196e681f76e98e77
5efc03c9196e681f76e98e77- 1About 30 decibelstrue
- 2About 100 decibelsfalse
- 3About 5 decibelsfalse
- 4About 10 decibelsfalse
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Answer : 1. "About 30 decibels "
Q: What constitutes current in a metal wire.
998 05f571942df171125cbc17f3c
5f571942df171125cbc17f3c- 1neutronsfalse
- 2protonsfalse
- 3electronstrue
- 4None of thesefalse
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Answer : 3. "electrons"
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