Question

explain the experiment to find out the focal length of convex lens the focal length of a convex lens is 100 cm find its power

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Answer 1

Answer:

P=1D

Explanation:

P=1/f (focal length in metres)

P=1/1(100cm=1m)

P=1D

Answer 2

Answer:

f=100cm =1m

p=1/f

p=1/1= +1D