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Physics

Physics
Eddy current is generated by

Direct Current
Convection
Induction
Conduction

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Physics
The velocity of the sound is highest in

Air
Vacuum
Water
Metal

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Physics
Which of the following metals is used for the manufacture of heating elements provided in electric iron ?

Tungsten
Nickel
Nichrome
Chromium

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Physics
The moment of inertia of a body does not depend upon its

Angular velocity
Distribution of mass
Axis of rotation
Form of mass

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Physics
Optical Fibre technology works on which of these principles of Physics?

Photoelectric effect
Total internal reflection of Light
Bernoulli's Principle
Newton's law of Motion

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Physics
Which of the following is the unit of perceived loudness of sound ?

Hertz
Decibel
Sone
Phon

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