Find out the angle of deviation...

Find out the angle of deviation

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Angle of deviation = `90^(@)`

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(a) If the refracting angle of a prism is 60^@ and the minimum deviation is 30^@ , then find the angle of incidence. (b) A ray of light passes through an equilateral prism such that the angle of emergence is equal to the angle of incidence and each is equal to 3//4^(th) of the angle of prism. Find the angle of deviation. (c) The refracting of a prism is A and the refractive index of the material of the prism is cotA//2 . Find the angle of deviation. (d) The angle of a prism is 60^@ . What is the angle of incidence for minimum deviation? The refractive index of the material of the prism is sqrt2 .

White light is passed through a prism of angle 10^(@) If the rafractive index for red and violet colour are 1.641 and 1.659 .Then find out- ( a) Angle of deviation for violet and red ( b) Angular dispersion ( c ) Dispersive power .

Find out the quartile deviation and coefficient of quartile deviation of the following series:

Find out the mean deviation and its coefficient using median of the following data:

A ray of light is incident on one face of a prism (mu = 1.5) at an angle of 60^(@) . The refracting angle of the prism is also 60^(@) . Find the angle of emergence and the angle of deviation. Is there any other angle of incidence, which will produce the same deviation?

Find out the mean deviation from the median and its coefficient from the following data:

Find the angle fo deviation (both clockwise and anti-clock wise)suffered by a ray incidient on a plane mirror,(as shown in figure ) at an angle of incidence 30^(@) .

Light is incident from glass (mu = 1.50) to water (mu = 1.33) find the range of the angle of deviation for which there are two angles of incidence.

MOTION-RAY OPTICS-Exercise-4

Find out the angle of deviation
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