Question

The focal length of a convex mirror is 7.5 cm and object 1 cm hai produces an image 0.6 hai when it is kept in front of convex mirror find the position of object from the mirror

Answer 1

Answer:

The magnification is given as,

m=−

u

v

0.6=−

u

v

The mirror formula is given as,

v

1

+

u

1

=

f

1

0.6u

1

−

u

1

=

f

1

u=5cm

Thus, the distance from the mirror is 5cm.