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In the visible region the dispersive pow...

In the visible region the dispersive powers and the mean angular deviations for crown and flint glass prisms are `omega', omega'` and `d, d` respectively. The condition for getting deviation without dispersion when the two prisms are combined is

A

`sqrt(omegad) + sqrt(omega'd')=0`

B

`omega' d + omegad'=0

C

`omegad + omega'd'=0`

D

`omegad^(2) + (omega'd')^(2)=0`

Text Solution

Verified by Experts

The correct Answer is:
C
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