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An object is placed at 20 cm from a conv...

An object is placed at 20 cm from a convex mirror of focal length 20 cm. The distance of the image from the pole of the mirror is

A

infinity

B

10 cm

C

15 cm

D

40 cm

Text Solution

Verified by Experts

The correct Answer is:
B
`(1)/(v)+(1)/(u)=(1)/(f)`
`(1)/(v)+(1)/(-20)=(1)/(20)impliesv=10cm`
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