Question

A concave mirror produces 3 times magnified real image at a distance of 40 cm from it . Find

image distance​

Answer 1

Answer:

Given magnification m=3

and object distance u=10 cm and we know,

Magnification m=

u

−v

−v=3×−10

v=30 cm

Thus the image is formed at distance of 30 cm.

Step-by-step explanation:

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