Math, asked by tejraj95, 1 year ago

A concave lens of focal length 25cm has its
power in diaptres is;

Answers

Answered by arunbanuganesh090

3

Answer:

Step-by-step explanation:

the focal length = -25

the power = 1/-25

= -1/25

= -0.04 D

arunbanuganesh090: thanks my dear friend

Answered by botanyliker

2

power if lens =-1/focal length

=-1/25=-0.04 diapters

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