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Physics

Physics
Sound waves cannot travel through

Solid
Liquid
Gas
Vacuum

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Physics
Which, of the following radiations has the least wavelength ?

G-rays
A-rays
B-rays
X-rays

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Physics
The sound produced by a bat is–

Audible
Infrasonic
Subsonic
Ultrasonic

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Physics
Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit

visible light
radio waves
ultraviolet light
X-rays

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Physics
A rubber ball is dropped from a height of 2 metres. To what height will it rise if there is no loss of energy/velocity after rebounding ?

2 metres
4 metres
3 metres
1 metre

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Physics
Who is the first person to define speed

Ptolemy
Newton
Kepler
Galileo

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MORE MCQ ON Physics

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