Question

solve it fast---
AT WHAT DISTANCE FROM A CONILAVE
MIRROR OF FOCAL LENGTH 25cm SHOULD
OBIECT BE PLACED SO THAT THE S12
OF IMAGE IS EQUAL TO THE SIZR OF THE
OBIECT.​

Answer 1

Answer:

The mirror should be placed at the center of the curvature

i.e. 2(focal length)

=25×2

=50

Answer 2

Answer:

S60 and 50cm

Explanation:

25cm × s12

5cm× 12 = 60

25cm× 2=50cm

i hope you understand