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Physics

Physics
Which determines the frequency of a sound wave?

Medium
Speed
Source
Amplitude

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Physics
Hydraulic brakes work on the principle of

Bernoulli's theorem
Newton's law
Pascal's law
Thomson's law

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Physics
Radio activity is due to

Stable electronic configu-ration
Stable nucleus
Stable electronic configu-ration
Unstable nucleus

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Physics
Minimum number of unequal vectors which can give zero resultant are

three
more than four
two
four

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Physics
What will happen if an object is dropped from a height and there is no air resistance?

Both speed and acceleration will increase
It will fall with a constant speed and acceleration
Its speed will increase
Its acceleration will increase

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Physics
Mist is caused by

Dry ice
Ice at low temperature
Carbon-monoxide in solid form
Water vapour at low temperature

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MORE MCQ ON Physics

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