Question
Question: The refractive index of violet and red light are 1.54 and 1.52 respectively. If the prism angle is 1...
The refractive index of violet and red light are 1.54 and 1.52 respectively. If the prism angle is 100. The angular dispersion is –
A
.02
B
0.2
C
3.06
D
30.6
Answer
0.2
Explanation
Solution
q = (mv – mR) A
= (1.54 – 1.52) × 10
= .02 × 10 = 0.2