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Learn AIR FORCE MCQs with answers [Page 1 of Department 76]

R

Ram Sharma • 188.81K Points
Coach 

1) A television channel is characterised by

(A) physical dimension of television screen
(B) size of picture tube
(C) frequency of transmitted signal
(D) velocity of transmitted signal
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Correct Answer - Option (C)

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

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R

Ram Sharma • 188.81K Points
Coach 

2) Consider the following statements in respect of a jet engine and a rocket. I. A jet engine uses the surrounding air for its oxygen supply and so, it is. unsuitable for motion in space. 
II. A rocket carries its own supply of oxygen in the gas form and fuel. Which of the statements given above is/are right?

(A) Only II
(B) Both I and II
(C) Neither I nor II
(D) Only I
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Correct Answer - Option (B)

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

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R

Ram Sharma • 188.81K Points
Coach 

3) Hardness of the water is commonly measured in terms of

(A) Calcium sulphate equivalents
(B) Magnesium carbonate equivalents
(C) Magnesium sulphate equivalents
(D) Calcium carbonate equivalents
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Correct Answer - Option (D)

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R

Ram Sharma • 188.81K Points
Coach 

4) The following particles move with same kinetic energy. Which of the following of them has max. momentum

(A) Electron
(B) Deutron
(C) Proton
(D) Alpha Particle
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Correct Answer - Option (D)

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R

Ram Sharma • 188.81K Points
Coach 

8) Photo chemical smog is a resultant of the reaction among

(A) CO, CO2 & NO2 at low temperature.
(B) CO, O2 & peroxy acetyl nitrate in the presence of Sunlight
(C) NO2, O3 & peroxy acetyl nitrate in the presence of Sunlight
(D) High concentration of NO2, O3, & CO in the evening
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Correct Answer - Option (C)

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

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R

Ram Sharma • 188.81K Points
Coach 

9) The light rays used for eliminating bacteria

(A) infrared rays
(B) X-rays
(C) ultra-violet radiation
(D) microwave radiation
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Correct Answer - Option (C)

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

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R

Ram Sharma • 188.81K Points
Coach 

10) A thermostat is a device which is used for

(A) Decreasing the temperature in an appliance
(B) Absorbing undesirable heat
(C) Switching off an appliance
(D) Maintaining a desired temperature in an appliance
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Correct Answer - Option (D)

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You are learning MCQ Questions of AIR FORCE Department : 76 | Page : 1

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