Question

an object is placed in front of diverging lens.at 50cm.Find the image distance if its focal length is 15cm​

Answer 1

Answer:

ANSWER

Distance of object from the mirror u=−50 cm

Distance of image from the mirror v=−10 cm

For lens, we know

f

1

=

v

1

−

u

1

f

1

=

−10

1

−

−50

1

f=−12.5cm

It is a concave lens.