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Physics

Physics
Coolis tube is used to produce

X-rays
Micro waves
Radio waves
Gama rays

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Physics
In very cold countries alcohol is used as a thermometric liquid because

Alcohol can be coloured for its level to be seen easily
Alcohol is a poor conductor of heat
It will not stick to the glass tube
Its freezing point is very low

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Physics
Erg cross Sec is the unit of

Planck's constant
Angular momentum
Linear Momentum
Energy

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Physics
Carbon Arc lamps are commonly used in

Domestic lighting
Vehicles
Cinema projectors
Photography

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Physics
A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N).

20
80
40
10

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Physics
Hydraulic brakes work on the principle of

Bernoulli's theorem
Newton's law
Thomson's law
Pascal's law

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MORE MCQ ON Physics

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