Question

A spherical mirror produces a magnification of -1 on a screen placed at a distance of 50 cm from the mirror find distance of image and focal length of mirror

Answer 1

Answer:

1. IT IS A CONCAVE MIRTOR

2. m=-1/ u= -50 cm

M=V/U

THERE FORE

-1 = - V/-50

=> V=-50LM

3.1/V+1/U =1/F

=>1/-50+1) -50=1/F

=>1/-25 = 1/F

THERE FORE =-25CM

HOPE THE HELPS