Physics, asked by hdtus, 6 months ago

Answer it quickly , friends

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Answered by syedeleena460

0

Answer:

a and b

i hope I'm correct

Answered by saikrishna1021

0

Answer:

A

Explanation:

As a convex lens has positive power and positive focal length.

Also D=4

So f=100/4 cm= 25 cm= 0.25m

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