Intext Questions XIV — task. Science CBSE, Class 10.

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Find the power of a concave lens of focal length

$2\ m$

Power of lens is,

$P\ =\ 2f$
$P\ =\ f$
$P\ =\ -\frac{2}{f}$
$P\ =\ \frac{1}{f}$

Power of lens (

$P$ )

$=$

$D$

Important!

Note: Enter your answers with two decimal digits.

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