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Physics

Physics
Which tube used to produce X-ray?

None of these
Roentgen
X-ray tube
Coolidge tube

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Physics
Solar energy is converted into chemical energy during

Diffusion
Osmosis
Transpiration
Photosynthesis

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Physics
The speed of light in air is

Infinity
8 × 103 m/s
3 × 108 m/s
3 × 10–8 m/s

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Physics
Which of the following is the unit of Astronomical Distance ?

Parsec
Metre/sec
Para/sec
Sec

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Physics
In a optical fibre cable, the signal is propagated along the

Inner Core
Both core and cladding
Surface and cladding
Cladding

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Physics
The rotational effect of a force on a body about an axis of rotation is described in terms of

Centrifugal force
Centripetal force
Moment of force
Centre of gravity

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MORE MCQ ON Physics

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