Question

Q.5: An object is placed 25 cm in front of aconcave mirror of focal length 12.5 cm. Atwhat distance from the mirror should the screen be placed so that a sharp image is
obtained.
A. 12.5 cm in front of mirror
B.125 cm behind the mirror
C. 25 cm in front of mirror
D. 25 cm behind the mirror​

Answer 1

I think option C is correct.

l hope that it will help you

please follow me and like

Answer 2

Answer:

25 cm.

Given :

Object distance (u) = -25 Cm.

Focal length (f) = -12.5 Cm.

Image distance (v) = ?

Solution :

As we know, the formula of mirror.

1/f = 1/v - 1/u

-1/12.5 = 1/v - 1/ 25

solve this ull get the correct answer

plz like and follow meplz