Question

Draw a ray diagram of concave mirror of focal length 15 CM when the object is placed at a distance 25 cm from the mirror of find image distance

Answer 1

-37. 5

Explanation:

1/f =1/u+1/v

given f=-15 u=-25

-1/15+1/25=1/v

-2/75=1/v

v=-75/2

v=-37.5