Question

an object is placed 30 cm to the left of a converging lens of focal length 50 cm. (a) draw a ray diagram to scale and from it determine the image distance and magnification. (b) use lens formula to verify your answer​

Answer 1

Answer:

HOPE IT HELPS.!!!!.

Explanation:

Concave lens produce a virtual erect diminished image

By using len's formula, By consention μ=30 & F=−30

μ

1

+

v

1

=

f

1

⇒

30

1

+

v

1

=−

30

1

⇒

v

1

=−

30

1

−

30

1

⇒

v

1

=−

15

1

v

1

=−0.066

So image is erect, virtual, 15cm from the lens (between lens & object).