How wide is the base of a trihedral prism which has the same resolving power as a
Channel: Doubtnut
Date: 2020-08-30

How wide is the base of a trihedral prism which has the same resolving power as a diffraaction grating with `10000` lines in the second order of the spectrum if `|dn//d lambda| = 0.10mu m^(-1)`?