Which medium will bend light more-glass or water? Why?

Important Questions on Refraction and Dispersion of Light

EASY

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q C

 What is 'white light"?

EASY

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q C

What is the order of colours in a spectrum of 'white light"?

EASY

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q C

Distinguish between the near point and far point of the eye.

EASY

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q C

What is the 'blind spot' of the eye?

HARD

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q D

What is the difference between the displacement produced by a rectangular glass slab in a ray of light and the deviation produced by a glass prism?

MEDIUM

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q D

Explain the term 'spectrum'. Why does a glass prism split white light into its constituent colours?

MEDIUM

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q D

 Distinguish between converging and diverging lenses.

MEDIUM

8th CBSE

IMPORTANT

Living Science 8>Chapter 16 - Refraction and Dispersion of Light>EXERCISES>Q D

Why does a concave lens always form a virtual image of an object? Draw a diagram to illustrate this.