Question

In order to obtain a magnification of -3(minus 3) with a convex lens, the object should be kept at:-
(a)between optical centre and F
(b)between f & 2f
(c)at 2f
(d)Beyond 2f

Answer 1

Answer:

$to \: obtain \: a \: magnificaton \: of \: - 3 \: the \: object \: shoud \: be \: placed \: between \: f \: and \: 2f$