Physics, asked by piyushsinghrajput200, 4 months ago

What is the power of a concave lens of focal length 20 cm

Answers

Answered by sivasmart2222

1

Answer:

Power of a lens is reciprocal of its focal length. It is given by : So, the power of a concave lens is (-5 D).

Explanation:

HOPE IT HELPS.........

Answered by nehaliganvit3

0

Explanation:

Power of a lens is reciprocal of its focal length. It is given by : So, the power of a concave lens is (-5 D).

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