Question

answer fast its important

Answer 1

focal length is double of radius of carvature. hence 32 ×1/2= 16..

Answer 2

(1)--> F=r/2
= 32/2
= 16cm.

(2)--> ho=h

hi=-3h

m=hi/ho

-3h/h=-v/u

v/u=3

object distance,u= -10 cm
v=3×(-10)
=-30cm.

INVERTED IMAGE IS FORMED AT A DISTANCE OF 30CM IN FRONT OF CONCAVE MIRROR.