Question

An object is placed 15 cm away from a lens of power--4D. The position of the image is​

Answer 1

Given that u=−15cm f=20cm

Now, By lens formula

f

1

=

v

1

−

u

1

v

1

=

10

1

−

20

1

⇒v=20cm

The image gets formed at 20 cm to the right of the lens and it will be diminished, inverted and real in nature.

Hope it helps you ☺️❤️

Hello Protish !!

Jayanti here ☺️..Yad hu na mai ?? (≧▽≦)

And ha..ins.ta mai nhi chalati ab isliye msg nhi karti..Mene dekha tha tumne msg kiya tha..but extremely sorry ◉‿◉..

Btw..How r u ??