Question

hala everyone!

.
.
.


In the formation of spectrum of white light by prism

.
.
.
(i) which colour is deviated least? why ?
(ii) which colours is deviated most? why ?

Answer 1

Answer:

1.Least deviated is Red

• We know deviation =1/speed of the light
• The speed of red light is the highest compared to other colours, therefore the deviation is minimum

2. Most deviated is Violet

• It has the least speed compared to other, therefore it deviates the most.