Physics-02-D-NTPC-SSC-NCERT-level-quiz
1. The atmosphere is heated mainly by –
(1) Insulation
(2) Conduction
(3) Radiation
(4) Convection
Correct Answer
Wrong Answer
2. The atmospheric layer reflecting radio waves is called –
(1) Ozonosphere
(2) Ionosphere
(3) Stratosphere
(4) Mesosphere
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3. Q.43) 'Cryogenics' is a science dealing with –
(1) high temperatures
(2) low temperatures
(3) friction and wear
(4) growth of crystals
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4. Heat from the Sun reaches the Earth by
(1) Reflection
(2) Conduction
(3) Radiation
(4) Convection
Correct Answer
Wrong Answer
5. The commonly used thermometric substance is
(1) mineral oil
(2) Alcohol
(3) Mercury
(4) Petrol
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6. Gamma rays can cause –
(1) gene mutation
(2) sneezing
(3) burning
(4) fever
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7. The dimension of which of the following is the same as that of impulse?
(1) Volume
(2) Momentum
(3) Torque
(4) Change in the rate of momentum
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8. Which among the following is the fundamental quantity?
(1) Volume
(2) Time
(3) Velocity
(4) Force
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9. Global warming is expected to result in
(1) Increase in level of sea
(2) Change in crop pattern
(3) Change in coast line
(4) All of the above
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10. A transformer works on the principle of –
(1) Self induction
(2) Mutual induction
(3) Generator
(4) Inverter
Correct Answer
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