Question

A concave mirror produces 10 cm long image of an object of height 2 cm. what is the magnification?

Answer 1

Answer:

m

=

±

h

2

h

1

=

±

10

c

m

2

c

m

=

±

5

Answer 2

Answer:

5 cm

Explanation:

Height of object = 2 cm

Height of image = 10 cm

Let m be the magnification,

m = Height of image / Height of object   (Magnification Formula)

m = 10 cm / 2 cm

∴ m = 5 cm.