If the focal length of a convex mirror is $25 cm$ , what is its radius of curvature?

Important Questions on Reflection of Light

EASY

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 5

Parallel rays of light are reflected by a concave mirror to a point called the _____. (principal focus/ centre of curvature)

EASY

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 5

The focal length of a concave mirror is the distance from the pole to the Principal _____ of the mirror.

EASY

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Very Short Answer Type Questions>Q 5

For a convex mirror, parallel rays of light appear to diverge from a point called the _____.

MEDIUM

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Short Answer Type Questions>Q 6

What is a spherical mirror? Distinguish between a concave mirror and a convex mirror.

EASY

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Short Answer Type Questions>Q 7

Name the two types of spherical mirrors. What type of mirror is represented by the backside of a shining steel spoon?

EASY

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Short Answer Type Questions>Q 7

What type of mirror is represented by the front side of a shining steel spoon?

EASY

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Short Answer Type Questions>Q 8

What is the relation between the focal length and radius of curvature of a spherical mirror (concave mirror or convex mirror)? Calculate the focal length of a spherical mirror whose radius of curvature is

25 cm

.

EASY

10th CBSE

IMPORTANT

Science for Tenth Class Part - 1 Physics>Chapter 4 - Reflection of Light>Short Answer Type Questions>Q 9

Explain with a suitable diagram, how a concave mirror converges a parallel beam of light rays. Mark clearly the pole, focus and centre of curvature of concave mirror in this diagram.