The refractive indices of crown glass prism for C, D and F lines are 1.527, 1.530 and 1.535 respectively. The dispersive power of the crown glass prism is :
0.03516
0.02509
0.0461
0.01509
A
0.01509
B
0.02509
C
0.03516
D
0.0461
Open in App
Solution
Verified by Toppr
Dispersive power, w=μF−μCμD−1
Was this answer helpful?
8
Similar Questions
Q1
The refractive indices of crown glass prism for C, D and F lines are 1.527, 1.530 and 1.535 respectively. The dispersive power of the crown glass prism is :
View Solution
Q2
A crown glass prism and a flint glass prism are combined to produce dispersion without deviation. Mean refractive indices of crown and flint glass are respectively 1.5 and 1.6. Ratio of angle of crown glass prism to that of flint prism is
View Solution
Q3
In a direct vision spectroscope, there are two flint glass prisms, each of angle 6∘, and three crown glass prisms. The dispersive powers of flint and crown glasses are 0.37 and 0.23 respectively and their refractive indices for mean color are 1.632 and 1.554 respectively. The net dispersion produced by the system of prisms is:
View Solution
Q4
Flint glass prism is joined by a crown glass prism to produce dispersion without deviation. The refractive indices of these prisms for yellow ray are 1.602 and 1.500 respectively. If the angle of flint glass prism is 10∘. Then the angle of crown glass prism will be :
View Solution
Q5
The refractive angles of two crown glass prisms are 10∘ and 20∘ respectively. What is the ratio of the dispersive powers?