Question

An object is placed at a distance of 5cm infornt of a concvex mirror of focal length 10cm calculate the position

Answer 1

u = -5cm

f = 10cm

to find = v =?

according to formula,

1/v + 1/u = 1/f

1/v = 1/f - 1/u

1/v = 1/10 - 1/5

1/v= 1-2/10

1/v = -1/10

v= -10cm