General Knowledge Practice Question and Answer
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Q: The electric bulb has a filament?
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5fe46ac657a5647868b65354- 1Copperfalse
- 2Platinumfalse
- 3Tungstentrue
- 4None of thesefalse
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Answer : 3. "Tungsten"
Q: What is the kilowatt hour unit?
1210 05fe46a8500c5087b4d137b22
5fe46a8500c5087b4d137b22- 1charge powerfalse
- 2Energytrue
- 3Potential powerfalse
- 4powerfalse
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Answer : 2. "Energy"
Q: What is the color that is used in danger signals?
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5fe46a3d57a5647868b6522c- 1Yellow colorfalse
- 2Purple colorfalse
- 3Blue colorfalse
- 4Red colortrue
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Answer : 4. "Red color"
Q: What type of reflection is made on the cinema screen?
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5fe469ef9002d17b1c433c2b- 1virtual imagefalse
- 2real reflectiontrue
- 3bothfalse
- 4All the statements are truefalse
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Answer : 2. "real reflection"
Q: What is the farthest point of the normal human eye?
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5fe469a21722ec797460fbde- 1is at 25 cmfalse
- 2is at infinitytrue
- 3is at 25 mmfalse
- 4is at 25 mfalse
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Answer : 2. "is at infinity"
Q: Who discovered electromagnetic induction?
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5fe4694b1722ec797460fb17- 1Maxwellfalse
- 2Flemingfalse
- 3Faradaytrue
- 4Amperefalse
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Answer : 3. "Faraday"
Q: What type of magnet is used in commercial motors?
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5fe45c0c57a5647868b60225- 1Permanent magnetfalse
- 2umbilical magnetfalse
- 3electromagnettrue
- 4Common rod magnetfalse
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Answer : 3. "electromagnet"
Q: What type of current is obtained from dynamo?
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5fe45b9a00c5087b4d132da3- 1Direct Sectiontrue
- 2alternating currentfalse
- 3both streamsfalse
- 4None of thesefalse
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Answer : 1. "Direct Section"
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