In order to calculate the power of a lens, we need its focal length in ____________ .

Light Reflection and Refraction

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01/12/2020 3:57 pm

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Tulika pia

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In order to calculate the power of a lens, we need its focal length in ____________ .

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01/12/2020 3:58 pm

Kinjal ray

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In order to calculate the power of a lens, we need its focal length in metres.

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