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White light is incident on one of the refracting surfaces of a prism of angle  If the refractive indices for red and blue colours are 1.641 and 1.659 respectively, the angular separation between these two colours when they emerge out of the prism is

a)

b)

c)

d)


Question ID - 152760 :-

White light is incident on one of the refracting surfaces of a prism of angle  If the refractive indices for red and blue colours are 1.641 and 1.659 respectively, the angular separation between these two colours when they emerge out of the prism is

a)

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (b) -

(b)

Angular description,



Next Question :

The focal length of objective and eye lens of an astronomical telescope are respectively 2 m and 5 cm. Final image is format at (1) least distance of distinct vision (2) infinity. Magnifying powers in two cases will be

a)

b)

c)

d)


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