Question

The focal length of a convex lens is
20 cm. The image formed is double the
length of the object. The distance of the
object from the lens is
(1) -30 cm.
(2) -20 cm.
(3) -60 cm.
(4) 30 cm.

don't ans anything then i will report ur account​

Answer 1

I thing answer is (2) -20 cm

Answer 2

haa use karta hu or uspe he hi baat karunga