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Physics

Physics
Magnetic domains normally occur in

All of these
Silver
Copper
Iron

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Physics
A person does some work of 1,000 J in 2 s. His power will be ________

50W
500W
1000W
25W

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Physics
Land is considered a resource because it

Is used to produce things
Is always available to use
Requires labor to be useful
Costs little or nothing to use

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Physics
Which color deviates highest when passing through a Prism

Green
Orange
Indigo
Violet

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Physics
A star appears twinkling in the sky because of

Refraction of light by atmosphere
Diffraction of light by atmosphere
Reflection of light by atmosphere
Scattering of light by atmosphere

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Physics
Why does'nt the hydrogen atom emit X-rays?

It has only one electron
It is highly electropositive
It is very small in size
Its energy levels are very close to each other

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MORE MCQ ON Physics

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