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Physics

Physics
Amount of water vapour in the atmosphere is measured in terms of

Humidity
Smog
All of these
Droplets

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Physics
Permissible noise level at Residential area during night time is :

45 dB (A)
80 dB (A)
55 dB (A)
75 dB (A)

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Physics
Outside of cooking utensils are generally left black from below because

It is difficult to clean daily.
Black surface is a poor conductor of heat.
Black surface is a good absorber of heat.
Black surface is a good conductor of heat.

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Physics
The modulus of rigidity is the ratio of

Shearing stress to shearing strain
Longitudinal stress to longitudinal strain
Volume stress to volume strain
Tensile stress to tensile strain

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Physics
If a copper wire is increased to double its length, its resistance will become

One–fourth
Double
Four times
Half

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Physics
Which of the following never occurs singly in nature?

Momentum
Inertia
Velocity
Force

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MORE MCQ ON Physics

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