Explain why sun appears red during sunrise and sunset.

Important Questions on Human Eye and the Colorful World

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 1

Explain refraction of light through a glass prism using a labelled ray diagram and hence define the angle of deviation.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 2

Explain the following effect and support your answer with diagram where necessary:
Twinkling of stars.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 2

Explain the following effect and support your answer with diagram where necessary:
Stars appear higher than they actually are.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 2

Explain the following effect and support your answer with diagram where necessary:
Advanced sunrise and delayed sunset.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 3

Explain the following effect:
Tyndall effect

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 3

Explain the following effect:
The colour of sky on a clear, sunny afternoon is blue.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 3

Explain the following effect:
The colour of sky on a clear day appears dark to an astronaut

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 5 - Human Eye and the Colorful World>EXERCISE>Q 3

Explain the following effect:
The sun appears red during sunset and sunrise.