EASY
7th CBSE
IMPORTANT
Earn 100

Which mirror is used as a dentist’s mirror?

Important Questions on Light
EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT
Each lens has a point, a ray passing through it goes without deviation. What is the name of that point and where is it located?

EASY
7th CBSE
IMPORTANT

EASY
7th CBSE
IMPORTANT
Which of the seven colours deviates (a) the least and (b) the most, when a ray of white light travels through a prism?
