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The dispersive power (omega) of the mate...

The dispersive power `(omega)` of the material of prism is given by

A

`omega = frac A(n_v-n_r)(n_y-1)`

B

`omega = frac(n_v-n_r)(A(n_y-1)`

C

`omega = frac(n_v + n_r)(n_y - 1)`

D

`omega = frac(n_v - n_r)(n_y -1)`

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