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A thin prism of angle 6^(@) made up of g...

A thin prism of angle `6^(@)` made up of glass of refractive index 1.5 is combined with anorher prism made up of glass of refractive index 1.75 to produce dispersion without deviation. The angle of second prism is

A

`7^(@)`

B

`4^(@)`

C

`9^(@)`

D

`5^(@)`

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-RAY OPTICS AND OPTICAL INSTRUMENTS-Assignment (Section - A) Objective Type Questions (One option is correct)
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  13. A thin prism of angle 6^(@) made up of glass of refractive index 1.5 i...

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  14. Compare the dispersive powers of two prisms if one of them deviates th...

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  15. A convex mirror forms an image one-fourth the size of the object. If o...

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