Question

a concave lense of focal length - 50 cm what is the power of lens and what is its nature​

Answer 1

$\huge{\underline{\underline{\mathfrak{Answer}}}}$

➡ Given, f = -50cm = -0.5m

$p = \frac{1}{f} \\ \\ p = \frac{1}{ - 0.5} \\ \\ p = - 2$

➡Power = -2D

❤Ⓗⓞⓟⓔ ⓘⓣ ⓗⓔⓛⓟⓢ ❤

Answer 2

Answer:

Explanation:

Power = 1 / focal length ( in m )

Power = 100 / 50

= 2 D

Nature , its a concave lens , diverging nature

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