Question

an object is placed 20 cm away from a adiverging lens of focal length 15cm find v​

Answer 1

Answer:

kya tm khwltw ho free fire aur tekken

Answer 2

Answer:

-0.11 cn

Explanation:

u is -20cm

f is-15cm

to find v

we know that

1/v-1/u=1/f

or,1/v=1/f+1/u

or,1/v=1/-15+1/-20

or,1/v=1/-15-1/20

or,1/v=-4-3/60

or,1/v=-7/60

therefore,v is -0.11 cm