EASY
10th CBSE
IMPORTANT
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The laws of reflection are not valid for spherical mirrors.

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Important Questions on Reflection and Refraction

EASY
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 5
Consider the following diagram in which M is a mirror and P is an object and Q is its magnified image formed by the mirror.
Question Image
State the type of the mirror M and one characteristic property of the image Q.
MEDIUM
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 6

Find the location of the object (in cm) which when placed in front of a convex mirror produces an image half the size of the object. Given the focal length of convex mirror is 20 cm.

(Choose from the following: -10, -20, -40)

EASY
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 7
An object 4 cm high is placed at a distance of 6 cm in front of a concave mirror of focal length 12 cm. Find the position, nature and size of the image formed.
EASY
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 8
The radius of curvature of a convex mirror used on an automobile is 200 cm. A bus is coming behind it at a distance of 3.5 m. Calculate the position and the size of image relative to the bus. Also comment on the nature of image.
EASY
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 9
An object 10 cm long is placed at 15 cm away from a convex mirror of focal length 10 cm. Find the position and size of image.
MEDIUM
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 10
An object is kept in front of a concave mirror of focal length 15 cm. The image formed is three times the size of the object. Calculate the two possible distances of the object from the image.
EASY
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 11
A small candle 2.5 cm in size is placed 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to achieve a sharp image? Describe the nature and size of image.
MEDIUM
10th CBSE
IMPORTANT
Modern's ABC+ Of Science Physics>Chapter 4 - Reflection and Refraction>Practice Exercise 4B>Q 12
How far should an object be from a concave mirror of radius 0.36 m to form a real image 19th of its size?