Science GK Practice Question and Answer
8 4 4 Q:
5ef4495d2d6fc772f50b8ceb Answer : 3. "Magnetic"
4 4 4 4 4 Q:
5ddfc93e4e9f8676753e7024 4 Q:
5f912d7b9e18f97b7040e7d7
Q: Nail polish remover contains ? 1399 05c2dbdbcbc106c237a22c18f
5c2dbdbcbc106c237a22c18f- 1benzenefalse
- 2acetic acidfalse
- 3acetonetrue
- 4petroleum etherfalse
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Answer : 3. "acetone"
Q: What is the coupling of primary and secondary coils in a transformer?
1245 05ef4495d2d6fc772f50b8ceb
5ef4495d2d6fc772f50b8ceb- 1Electricalfalse
- 2Mechanicalfalse
- 3Magnetictrue
- 4All thesefalse
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Answer : 3. "Magnetic"
Explanation :
The secondary coil is also generating a magnetic field that is growing and shrinking just like the field in the primary coil. This coupling of magnetic energy between these two coils is called mutual induction.
Q: Who is regarded as father of modern chemistry ? 1847 05c2dbb7eaea81766da94cac5
5c2dbb7eaea81766da94cac5- 1Ruterfordfalse
- 2Einsteinfalse
- 3Lavoisiertrue
- 4C V Ramanfalse
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Answer : 3. "Lavoisier"
Q: The term PVC used in the plastic industry stands for 1608 05c2dbc589fd00135a4b21163
5c2dbc589fd00135a4b21163- 1polyvinyl choloridetrue
- 2polyvinyl carbotatefalse
- 3phosphor vanadiu chloridefalse
- 4phosphavinyl chloridefalse
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Answer : 1. "polyvinyl choloride"
Q: What is a mixture of potassium nitrate powdered charcoal and sulphur called? 1461 05c2dbd92bc106c237a22c18a
5c2dbd92bc106c237a22c18a- 1paintfalse
- 2aluminiumfalse
- 3brassfalse
- 4gun powdertrue
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Answer : 4. "gun powder"
Q: Which have the maximum density ? 2249 05c2dbffa94bba731de8f0a27
5c2dbffa94bba731de8f0a27- 1watertrue
- 2Benzenefalse
- 3Icefalse
- 4Chloroformfalse
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Answer : 1. "water"
Q: When the Left Ventricle in the human heart contracts, the blood moves to the
1632 05ddfc93e4e9f8676753e7024
5ddfc93e4e9f8676753e7024- 1Brainfalse
- 2Pulmonary Arteryfalse
- 3Aortatrue
- 4Lungsfalse
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Answer : 3. "Aorta "
Q: Richter Scale is used in measuring?
1302 15f912d7b9e18f97b7040e7d7
5f912d7b9e18f97b7040e7d7- 1Earthquake intensitytrue
- 2Wind speedfalse
- 3Depth of seafalse
- 4Body temperaturefalse
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Answer : 1. "Earthquake intensity"
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