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When an object is placed 40 cm away from a spherical mirror an image of magnification \(\frac{1}{2}\) produced. To obtai…

Q1

When an object is placed 40 cm away from a spherical mirror an image of magnification \(\frac{1}{2}\) produced. To obtain an image with magnification of \(\frac{1}{3}\), the object is to be moved :

a

40 cm away from the mirror.

b

80 cm away from the mirror.

c

20 cm towards the mirror.

d

20 cm away from the mirror.

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