Question

The focal length of convex lens is 50cm the the object is kept at a distance of 75 cm then findimage distance and magnification produced by the lens​

Answer 1

Answer:

1/f=1/v-1/u

1/50=1/v-1/75

1/v=1/50+1/75

1/v=1/30

V=30cm

Magnification =v/I

=30/50=>3/5