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The refractive index of a particular mat...

The refractive index of a particular material is 1.67 for blue light, 1.65 for yellow light and 1.63 for red light. The dispersive power of the material is .........

A

0.0615

B

0.024

C

0.031

D

1.6

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The correct Answer is:
a
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ERRORLESS -RAY OPTICS-SET
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