Question

Problem -

A lamp is placed in front of a concave mirror in focal length 1m. The mirror through the image on a screen placed 8m from the lamp . Calculate the position of the object .​

Answer 1

Hey mate,here is ur answer.

object distance =-8

focal length =-1

image distance =?

1/f=1/u+1/v

1/v=1/u-1/f

=1/-8-1/-1

=1/-8+1/1

1/v=1/-8

v=-8