20000+ Important MCQs for AIR FORCE

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Learn AIR FORCE MCQs with answers [Page 19 of Department 75]

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Ram Sharma • 193.88K Points
Coach Chemistry

181) Which of the following one of the following acids is used in battery -

  • (A) Sulphurous acid
  • (B) Hydrochloric acid
  • (C) Sulphuric acid
  • (D) Hydrofluoric acid
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

R

Ram Sharma • 193.88K Points
Coach Chemistry

182) Which among the given acids serves as an electrolyte in a lead storage battery

  • (A) Lactic acid
  • (B) Nitric acid
  • (C) Hydrochloric acid
  • (D) Sulphuric acid
Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

R

Ram Sharma • 193.88K Points
Coach Physics

183) A man wearing spectacles, when working with a microscope

  • (A) Cannot see anything through the microscope
  • (B) Should keep on wearing spectacles
  • (C) Should take off his spectacles
  • (D) May work with or without spectacles
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

R

Ram Sharma • 193.88K Points
Coach Physics

186) We feel cool when we sit near the fan, this is as

  • (A) fan cools surrounding air.
  • (B) air vapourises the sweat on our body.
  • (C) we feel cool when air touches the body.
  • (D) fan gives cool air.
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

R

Ram Sharma • 193.88K Points
Coach Physics

187) The rice is cooked more quickly in a pressure cooker as

  • (A) water boils at a higher temperature under pressure.
  • (B) less quantity of water is used.
  • (C) it is covered.
  • (D) None of these
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

R

Ram Sharma • 193.88K Points
Coach Chemistry

188) An important green-house gas other than methane being produced from the agricultural fields is

  • (A) Nitrous oxide
  • (B) Sulphur dioxide
  • (C) Arsine
  • (D) Ammonia
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

R

Ram Sharma • 193.88K Points
Coach Physics

189) A star seems twinkling in the sky as of

  • (A) reflection of light by atmosphere
  • (B) refraction of light by atmosphere
  • (C) diffraction of light by atmosphere
  • (D) scattering of light by atmosphere
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

You are learning MCQ Questions of AIR FORCE Department : 75 | Page : 19

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