EASY
10th CBSE
IMPORTANT
Earn 100

What is mirror formula?

Important Questions on Light - Reflection and Refraction

EASY
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Test Yourself>Q 9

What type of spherical mirror is used in search lights? Why?

EASY
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Test Yourself>Q 10

Name the mirror which is used in headlights of vehicles.

EASY
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Numerical Problems for Practice>Q 1
The focal length of a concave mirror is 20 cm. Find its radius of curvature.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Numerical Problems for Practice>Q 2
A  2 cm high object is placed at a distance of 20 cm from a concave mirror. A real image is formed at 40 cm from the mirror. Calculate the focal length (in cm) of the mirror.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Numerical Problems for Practice>Q 3
An object 3 cm high is placed at a distance of 10 cm in front of a concave mirror of focal length 20 cm. Find the position, nature and size of the image formed.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Numerical Problems for Practice>Q 4
An object placed at a distance of 10 cm from convex mirror of focal length 15 cm. Find the position of image and magnification.
MEDIUM
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Numerical Problems for Practice>Q 5

An object  4 cm high is placed at a distance of 40 cm in front of a concave mirror of focal length 20 cm. Find the distance (in cm) from the mirror at which a screen should placed to obtain a sharp image.

HARD
10th CBSE
IMPORTANT
SCIENCE [PHYSICS] Class-10>Chapter 4 - Light - Reflection and Refraction>Numerical Problems for Practice>Q 6
An object 5 cm high is placed at a distance of 20 cm in front of convex mirror of focal length 15 cm. Find the position, nature and size of image.