Physics Practice Question and Answer
8 4 Q:
5f571942df171125cbc17f3c 4 Q:
63c7b9788731ac33279af158 Answer : 1. "½ times"
4 Q:
60b4b94c7cb636175d3d1369 4 Q:
5f72ea92a921aa16e6825ed6 4 Q:
62de73c2313eb40eb89fd06b 4 Q:
5eec7b1913d72d584fb8367e 4 Q:
5fe41ba09f9e9d787c92b3ac 4 Q:
60b4ba0f517f2874d53f6fd4
Q: What constitutes current in a metal wire.
1434 05f571942df171125cbc17f3c
5f571942df171125cbc17f3c- 1neutronsfalse
- 2protonsfalse
- 3electronstrue
- 4None of thesefalse
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Answer : 3. "electrons"
Q: If the kinetic energy of a satellite is halved, its orbital radius becomes _____
1432 063c7b9788731ac33279af158
63c7b9788731ac33279af158- 1½ timestrue
- 22 timesfalse
- 34 timesfalse
- 4Infinityfalse
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Answer : 1. "½ times"
Explanation :
radius of its orbit will become half.
Q: Which is the unit of pressure?
1431 060b4b94c7cb636175d3d1369
60b4b94c7cb636175d3d1369- 1Dinefalse
- 2Joulefalse
- 3Wattfalse
- 4Pascaltrue
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Answer : 4. "Pascal"
Q: Transformers are used
1430 05f72ea92a921aa16e6825ed6
5f72ea92a921aa16e6825ed6- 1To convert AC into DCfalse
- 2To convert DC to ACfalse
- 3To detect DC voltagefalse
- 4To oxidation or reduce AC voltagetrue
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Answer : 4. "To oxidation or reduce AC voltage"
Q: Instrument for measuring blueness of the sky or ocean is called ___________.
1430 062de73c2313eb40eb89fd06b
62de73c2313eb40eb89fd06b- 1Bathymeterfalse
- 2Ceraunographfalse
- 3Cyanometertrue
- 4Barometerfalse
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Answer : 3. "Cyanometer"
Q: Which of the following is a unit of heat?
1429 05eec7b1913d72d584fb8367e
5eec7b1913d72d584fb8367e- 1Celsiusfalse
- 2Calvinfalse
- 3Fahrenheitfalse
- 4All thesetrue
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Answer : 4. "All these"
Q: is the unit of resistivity?
1428 05fe41ba09f9e9d787c92b3ac
5fe41ba09f9e9d787c92b3ac- 1Aom-metertrue
- 2Aom / meterfalse
- 3meterfalse
- 4None of thesefalse
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Answer : 1. "Aom-meter"
Q: When was the international system of units implemented?
1419 060b4ba0f517f2874d53f6fd4
60b4ba0f517f2874d53f6fd4- 11965false
- 21971true
- 31991false
- 41985false
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Answer : 2. "1971"
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