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Everyday Science (General Science) - MCQs


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Q73.
An athlete runs before long jump to get advantage on-
  • A. Moment of force
  • B. Principle of moments
  • C. Inertia of motion
  • D. Fractional force

    Discuss    
Q74.
Negative feedback in amplifiers-
  • A. Decreases bandwidth and increase noise
  • B. Decreases bandwidth and decrease noise
  • C. Increases bandwidth and decreases noise
  • D. Increases bandwidth and increases noise

    Discuss    
Q75.
Fight recorder is technically called-
  • A. Black box
  • B. Dark box
  • C. Blind box
  • D. Altitude metre

    Discuss    
Q76.
Among the following which is always found in free state in nature?
  • A. Silver
  • B. Gold
  • C. Copper
  • D. Sodium

    Discuss    
Q77.
A powerful eye irritant present in smog is-
  • A. Carbon dioxide
  • B. Sulphur dioxide
  • C. Nitric oxide
  • D. Peroxyacetyl nitrate

    Discuss    
Q78.
Wood Spirit is-
  • A. Ethyl alcohol
  • B. Butyl alcohol
  • C. Methyl alcohol
  • D. Propyl alcohol

    Discuss