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Physics

Physics
Which of the following waves cannot be polarised?

Radio
Ultra violet
Ultrasonic
Infrared

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Physics
An object that has kinetic energy must be

Falling
At rest
Moving
At an elevated position

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Physics
A ball is thrown vertically upward from the ground. It crosses a point at the height of 25 m twice at an interval of 4 seconds. The ball was thrown with the velocity of

36 m/s
30 m/s
25 m/s
18 m/s

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Physics
The impurity atoms with which silicon should be doped to make p-type semiconductors are

Phosphorus
Antimony
Germanium
Boron

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Physics
Where are mesons found ?

Laser beam
X-rays
Gamma rays
Cosmic rays

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

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

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MORE MCQ ON Physics

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