Explain why concave mirrors are used by dentists.

Important Questions on Light - Reflection and Refraction

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 25

With the help of a diagram, show how a torch reflector produces a parallel beam of light.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 26

What would happen if you used a concave mirror as the rear-view mirror in your car?

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 27

What are the advantages of using a convex mirror over a plane mirror in the rear-view mirrors of vehicles?

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 28

What is the New Cartesian Sign Convention for spherical mirrors?

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 29

Define magnification in case of a spherical mirror. What is its SI unit? State it in terms of heights of object and image.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 29

Define magnification in case of a spherical mirror. What is its SI unit? State it in terms of object and image distances.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 30

The magnification produced by a mirror is $- 1.5$. What does this signify about the image formed?

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 4 - Light - Reflection and Refraction>EXERCISE>Q 31

Identify the nature of the mirror and mention two characteristics of the image formed when magnification, $\mathrm{m}=+6$.