Define absolute refractive index of a medium.

Important Questions on Light : Reflection and Refraction

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 2

Write Snell's law.

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 3

The refractive index of glass is $1.5$. What is the meaning of this statement in relation to speed of light?

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 4

Why does a ray of light bends when it travels from one medium to another?

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 5

If ${n_g}^a=1.5$ then find the value of ${n_a}^g$?

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 6

What happens when a ray of light strikes the surface of separation between the two media at right angle?

MEDIUM

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 7

Why is the absolute refractive index of a medium always greater than one? 

EASY

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 8

What are the units of refractive index?

MEDIUM

10th CBSE

IMPORTANT

ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-2>Q 9

Explain with the help of a diagram why a pencil partly immersed in water appears to be bent at the water surface.