Physics Practice Question and Answer
8 4 Q:
5ef58969d7fe8173219c639a Answer : 2. "
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613728015ee3b079c605466d 4 Q:
60b4b5fbc6545e407514fe55 4 Q:
60b4bda0c6545e40751521af 4 Q:
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Q: If the resistance of a conductor is doubled , the current gets halved. This is because:
1283 05ef58969d7fe8173219c639a
5ef58969d7fe8173219c639a- 1I=V-Rfalse
- 2true
- 3I=VRfalse
- 4false
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Answer : 2. " "
Q: Rocket works on the principle of
1282 0613728015ee3b079c605466d
613728015ee3b079c605466d- 1energy conservationfalse
- 2Bernoulli theoremfalse
- 3momentum conservationtrue
- 4none of thesefalse
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Answer : 3. "momentum conservation"
Q: Denmark is called?
1262 060b4b5fbc6545e407514fe55
60b4b5fbc6545e407514fe55- 1Country of Industryfalse
- 2Hydropower Countryfalse
- 3Country of the windstrue
- 4Country of mineral clustersfalse
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Answer : 3. "Country of the winds"
Q: In what units can we measure food energy?
1260 160b4bda0c6545e40751521af
60b4bda0c6545e40751521af- 1Joulefalse
- 2caloriestrue
- 3Argfalse
- 4None of thesefalse
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Answer : 2. "calories"
Q: The Ratio of the total distance is travelled by a body to the total time taken by it is its.
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5f02b102e890ce63e579f6b6- 1Instantaneous velocityfalse
- 2Linear velocityfalse
- 3Average Speedtrue
- 4Accelerationfalse
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Answer : 3. "Average Speed"
Q: What is the Newton / kg unit?
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5eec7bfe1dab100936f0ce9e- 1velocityfalse
- 2Gravitational potentialfalse
- 3forcefalse
- 4accelerationtrue
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Answer : 4. "acceleration"
Q: The ‘Choke’ is used with a tube light is basically
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5f587180f13b91397f413467- 1An inductortrue
- 2A capacitorfalse
- 3A transformerfalse
- 4A resistorfalse
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Answer : 1. "An inductor"
Q: Atomic bomb theory is based on-
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5fa55f0566bdb73670f4420c- 1on nuclear fusionfalse
- 2On nuclear fissiontrue
- 3Both of the abovefalse
- 4None of the abovefalse
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