EASY
7th CBSE
IMPORTANT
Earn 100

The image formed by a plane mirror is:

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Important Questions on Light

EASY
7th CBSE
IMPORTANT

A concave mirror has a focal length of 10 cm. At which of the following distance should an object be placed so that it may form a virtual, erect and magnified image?

EASY
7th CBSE
IMPORTANT

In a convex spherical mirror, reflection of light takes place at:

EASY
7th CBSE
IMPORTANT
Which of the following always diverge light rays?
EASY
7th CBSE
IMPORTANT

We wish to obtain an erect image of an object by using a concave mirror of focal length 10 cm. What should be the distance of the object from the concave mirror?

EASY
7th CBSE
IMPORTANT

We wish to obtain an erect image of an object by using a concave mirror of focal length 10 cm. Is the image real or virtual?

EASY
7th CBSE
IMPORTANT

We wish to obtain an erect image of an object by using a concave mirror of focal length 10 cm. Is the image larger or smaller than the object?

MEDIUM
7th CBSE
IMPORTANT

An object is placed at the following distances from a concave mirror of focal length 10 cm:

(a) 8 cm

(b) 15 cm

(c) 25 cm

Which position of the object will produce:

(i) a real image larger than the object?

(ii) a virtual image larger than the object?

(iii) a real image smaller than the object?

EASY
7th CBSE
IMPORTANT

What kind of lens can form an inverted image larger than the object?