MEDIUM
12th ICSE
IMPORTANT
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In the propagation of light waves, the angle between the direction of propagation and the plane of polarisation is:

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Important Questions on Polarisation of Light

MEDIUM
12th ICSE
IMPORTANT
The Brewster’s law in polarisation of light is:
MEDIUM
12th ICSE
IMPORTANT
A ray of light in air is incident on a glass plate at Brewster’s angle ip. If n be the refractive index of glass relative to air, then the angle between the reflected and the refracted rays is:
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12th ICSE
IMPORTANT

Plane-polarised light is passed through a Polaroid. On viewing through the Polaroid we find that when the Polaroid is given one complete rotation about the direction of light, then:

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12th ICSE
IMPORTANT

When a Polaroid placed in the path of light is rotated, the intensity of light appears to vary but never reduces to zero. The light is:

MEDIUM
12th ICSE
IMPORTANT
A beam of light is incident at the polarizing angle of 35° on a certain glass plate. The refractive index of the glass plate is:
HARD
12th ICSE
IMPORTANT
Who discovered polarisation of light?
HARD
12th ICSE
IMPORTANT

Which nature of light is established by polarisation of light?

HARD
12th ICSE
IMPORTANT
Name a phenomenon which proves that light travels in the form of transverse waves.