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Physics

Physics
What is the unit of relative density?

It has no unit
Kg/m
Kg/m2
Kg/m3

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Physics
The device which transfer the signal from low resistance region to high resistance region is

Inductor
Transistor
Capacitor
Diode

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Physics
Which of the following is an example for cantilever beam?

See-saw
Common balance
Diving board
Bridge

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Physics
Fiber optics cable used in communication, works on the principle of

Diffuse reflection of light
Total internal reflection of light
Regular reflection of light
Refraction of light

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Physics
Magnetism in materials is due to

All neutrons at rest
Electrons at rest
Protons at rest
Circular motion of electrons

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Physics
Water has maximum density at

273°C
0°C
4°C
100°C

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MORE MCQ ON Physics

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