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Learn AIR FORCE MCQs with answers [Page 15 of Department 70]

R

Ram Sharma • 188.81K Points
Coach 

142) Which among the given instruments is used to measure humidity

(A) Clinical Thermometer
(B) Anemometer
(C) Sling Psychrometer
(D) Kata Thermometer
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Correct Answer - Option (C)

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R

Ram Sharma • 188.81K Points
Coach 

145) Cocking gas is a mixture of

(A) butane & propane
(B) carbon dioxide & oxygen
(C) carbon monoxide & carbon dioxide
(D) methane & ethylene
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Correct Answer - Option (A)

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R

Ram Sharma • 188.81K Points
Coach 

146) A catalyst is a substance which

(A) Changes the equilibrium of a reaction so that the concentration of the product increases
(B) Increases the activation energy
(C) Increases the rate of reaction and increases the equilibrium concentration of products
(D) Hastens the attainment of equilibrium
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Correct Answer - Option (D)

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R

Ram Sharma • 188.81K Points
Coach 

147) Which among the given statements about the physical properties of metal is not right?

(A) All metals are solid except mercury
(B) Most metals are hard except sodium and potassium
(C) Most metals are ductile
(D) Metals are not malleable
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Correct Answer - Option (D)

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R

Ram Sharma • 188.81K Points
Coach 

148) To draw maximum current from a combination of cells, how should the cells be grouped?

(A) Depends upon the relative values of external and internal resistance
(B) Mixed
(C) Series
(D) Parallel
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Correct Answer - Option (A)

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R

Ram Sharma • 188.81K Points
Coach 

150) A fractionating column is a glass apparatus used to

(A) Separate a mixture in water
(B) Separate two or more liquids
(C) Extract oils from vegetable matter
(D) Separate magnetic solids from nonmagnetic solids
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Correct Answer - Option (B)

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You are learning MCQ Questions of AIR FORCE Department : 70 | Page : 15

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