Question

what is the position of image when an object is placed at distance of 10m from a convex lens of focal length 10cm.?​

Answer 1

Answer:

Explanation:

Solution: From lens formula

v

1

−

u

1

=

f

1

v

1

+

10

1

=

20

1

v

1

=

20

−1

v=−20cm

And magnification =

u

v

=2

Hence image formed is virtual, erect and magnified two times.

Answer 2

hope this hlp.........