Q. 3

In producing a pu

Class 11th HC Verma - Concepts of Physics Part 1 20. Dispersion and Spectra

Answer :

A parallel beam of light is required to be incident on the dispersing element to produce a pure spectrum. So, that incident light can be passed through a narrow slit placed in the focal plane of an achromatic lens.

Rate this question :

How useful is this solution?

We strive to provide quality solutions. Please rate us to serve you better.

PREVIOUSBy properly combi NEXTWhich of the foll

Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts

Dedicated counsellor for each student

24X7 Doubt Resolution

Daily Report Card

Detailed Performance Evaluation

view all courses