Question

(Similar C.B.S.E. 2011) (Ans. 120
5. A 3 cm tall object is placed 18 cm in front of a concave mirror of focal length 12 cm. At what distance from
mirror should a screen be placed to see a sharp image of the object on the screen. Also calculate the height of
image formed.
(C.B.S.E. 20
Ans. 36 cm from the pole of concave mirror and in front of the mirror (in) 6​

Answer 1

Answer:

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