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Physics

Physics
Rear view mirror of car is convex or concave?

Can't be determined
Concave
Both A & B
Convex

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Physics
When hot-water is sprinkled on a hotter glass tumbler, it breaks because

Glass reacts chemically with water
Glass suddenly expands
Water evaporates
Glass suddenly contracts

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Physics
When a bottle of scent is kept open in a corner of a room its odour is felt in all parts of the room. This is due to the phenomenon of :

Diffusion
Sublimation
Vaporisation
Evaporation

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Physics
The wave of theory of light is based on

The laws of reflection
The laws of refraction
Huyghens' principle
The inverse square law

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Physics
Depth of ocean is measured by

Fathometer
Aerometer
Siesmometer
Animometer

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Physics
Optical fibres are based on the phenomenon of

Dispersion
Total Internal Reflection
Diffraction
Interference

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MORE MCQ ON Physics

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