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Physics

Physics
The surface tension of water on adding detergent to it

Becomes zero
Increases
Decreases
No change

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Physics
Who enunciated the laws of planetary motion?

Nicolaus Copernicus
Galileo
Johannes Kepler
Isaac Newton

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Physics
Convex mirrors are used as a rear view mirror in motor cycles because

All of these
It forms erect (upright) image
It forms real image
It forms smaller image as compared with object

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Physics
In nuclear reactor, heavy water is used as

Coolant
Moderator
Atomic smasher
Fuel

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Physics
A colour-blind person cannot

See black colour
See distant objects
Distinguish between certain colours
Have persistence of vision

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Physics
Atomic hydrogen has a life period of

A fraction of a second
One minute
One hour
One day

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MORE MCQ ON Physics

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