Give reason 
An equilateral prism produces a greater angle of deviation than a porro prism

Asked by lovemaan5500 | 2nd Dec, 2017, 05:13: PM

Expert Answer:

In an equilateral prism, the incident light ray undergoes refraction twice once while entrance and another while taking the exit. Due to this, it suffers greater angle of angle of deviation.

Answered by Gajendra | 4th Dec, 2017, 03:22: PM