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Question
Physics
Dispersive power of a prism to depends on:
Q. Dispersive power of a prism to depends on:
106
172
Ray Optics and Optical Instruments
Report Error
A
angle of prism
B
material of prism
C
incident angle
D
refraction angle
Solution:
Dispersive power
w
=
δ
y
δ
v
−
δ
R
=
(
n
y
−
1
)
A
(
n
v
−
n
R
)
A
=
n
y
−
1
n
v
−
n
R
So, it depends only on the material of the prism