Question

An object is kept at 50 cm from a concave mirror of radius of curvature 60 cm. Find the image distance. *

-70 cm

75 cm

80cm

-75 cm​

Answer 1

Answer:

f = -60/2 = -30

1/f = 1/v +1/u

-1/30 = 1/v + (-1/50)

1/v = -2/150

v = -75

option D