IMPORTANT QUESTIONS
Narendra Kumar Physics Solutions for Exercise - IMPORTANT QUESTIONS
Simple step-by-step solutions to IMPORTANT QUESTIONS questions of The Human Eye and Colourful World from Science Part-I NEW ERA PHYSICS Textbook for Class X. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.
Questions from IMPORTANT QUESTIONS with Hints & Solutions
For the refraction of a ray of light through a glass prism, the path of a ray of light is shown below, what angles are represented by , and respectively?

In the diagram, an incident ray strikes the refracting surface of an equilateral glass prism. Which is the correct path of emergence ray and why?

Define the angle of deviation.

What is the angle of deviation in the diagram given below?

A student recorded the following sets of observations during the experiment to trace the path of a ray of light passing through an equilateral glass prism.
S. No. | (angle of incidence) |
(angle of deviation) |
(angle of emergence) |
I | |||
II | |||
III | |||
IV |
Which is the incorrect observation and why?

What precautions should be taken for the experiment to trace the path of a ray of light passing through a prism?

What are and representing?

In the following diagram, the path of a ray of light passing through a glass prism is shown what angles are represented by , and respectively?
