Physics, asked by scs577346sivaramakri, 10 months ago

the power of concave lens having focal length 40 cm is equal to​

Answers

Answered by ammukavitha620
1

Answer:

A convex lens of focal length 40 cm is in contact with a concave lens of focal length 25 cm. The power of the combination is. Solution : P=1f=1f1+1f2=10.4+1-0.25=-1.5diopter

Answered by nikmishra318
1

Answer:

p=1/f

by this u can solve

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