Physics, asked by akashrao38, 11 months ago

what is the unit of power of lens ? define the unit of power of lens

Answers

Answered by Anonymous

Hii mate....

Power is the reciprocal of the focal length in metres.

The unit of power of the lens is dioptre (D) and it is always expressed in metres.

Hopes it helps.

Mark brainliest plzz

Anonymous: Yeahh..i also know tht..u know i m using the other accnt more than this

Anonymous: Thats why

Anonymous: Noo...only one time .....othrwise i will.

Anonymous: Can u comment on tht instead of this

akashrao38: tq

Answered by maleeha98

let f be the focal length of a lens

power of lens p=1/f(in m) p=100/f(in cm)

The unit power is dioptre

it's denoted by letter 'D'

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