HARD
10th CBSE
IMPORTANT
Earn 100

An object is placed 18 cm in front of a spherical mirror. If the image is formed  2 cm to the right of the mirror, find its focal length. Is the mirror convex or concave? What is the nature of the image? What is the radius of curvature of the mirror? 

Important Questions on Light : Reflection and Refraction

EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Practice Problems-I>Q 10
A small candle of size 5 cm is placed 54 cm in front of a concave mirror of radius of curvature 72 cm. Where must a screen be placed to form a sharp image? Describe the size and the nature and size of the image.
MEDIUM
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Practice Problems-I>Q 11
How far should an object be from a concave mirror of radius 0.18 m to form a real image 19th  of its size?
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Practice Problems-I>Q 12
A rear view mirror in a car has radius of curvature 4 m. If a truck is 6 m from this mirror, find the position, nature and size of the image.
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Practice Problems-I>Q 13
An object of 6 cm is placed 20 cm in front of a concave mirror of focal length 12 cm. Where should a screen be placed to obtain a sharp image? Find the nature and size of the mirror.
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Practice Problems-I>Q 14

An object is placed 36 cm in front of a spherical mirror. If the image is formed at 8 cm to the rear of the mirror, calculate its focal length. Is the mirror convex or concave? What is the nature of the image? 

MEDIUM
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Practice Problems-I>Q 15
An object 4 cm in height is placed 15 cm in front of a concave mirror of focal length 10 cm. At what distance from the mirror should a screen be placed to obtain a sharp image of the object. Calculate the height of the image.
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-1>Q 1
What are the values of angle of incidence and angle of reflection for normal incidence of light on a plane mirror?
EASY
10th CBSE
IMPORTANT
ESSENTIALS OF PHYSICS CLASS X>Chapter 1 - Light : Reflection and Refraction>Assignment-1>Q 2
No matter how far you stand from a mirror, your image always appears erect and diminished. Identify the type of mirror.