Question

5
Misroy concave
F-?
V=3
U=8
h1=4.5 cm
Find the focal length

Answer 1

Step-by-step explanation:

1/f = 1/u + 1/v

now , u = -8cm , v= -3cm

so 1/f = 1/(-8) + 1/(-3)

1/f = -8-3/24

= -11/24

f = -24/11 cm

Answer 2

14 ho gaya ✨✨✨✨✨✨✨✨✨✨✨✨✨