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Find the power of a concave lens of focal length 2 m. - Science

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One Line Answer

Find the power of a concave lens of focal length 2 m.

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Solution

Focal length of concave lens, f = 2 mPower of lens, P= 1/f = 1/(-2)= -0.5D

Concept: Power of a Lens
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APPEARS IN

NCERT Class 10 Science
Chapter 10 Light – Reflection and Refraction
Q 3 | Page 184
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