Question

a object is placed in 25 cm infront of a concave lens of focal length 25 cm .find the location and nature of a image​

Answer 1

Given,

Object distance, u=25cm

Focal length, f=20cm

From mirror formula

f

1

=

v

1

+

u

1

−20

1

=

v

1

−

25

1

⇒

v

1

=−

20

1

+

25

1

v=100cm

The image will be real, inverted magnified

Answer 2

Explanation:

this your answer by ashutosh Tiwari