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PHYSICS

Physics
The basic reason for the extraordinary sparkle of suitably cut diamond is that

It has a very high transparency
It has well defined cleavage planes
It is very hard
It has a very high refractive index

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Physics
Refractive Index of glass with respect to water is

44082
43924
44052
43864

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Physics
Which of the following colour of light deviates least through the prism?

Green
Violet
Yellow
Red

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Physics
Bending of light rays in denser medium is termed as:

Refraction
Deflection
Reflection
Dispersion

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Physics
The absolute refractive index of any medium is always:

1
More than one
Less than one

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