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Answer the Following Question. Why Are Concave Mirrors Used in Solar Devices? - Science and Technology

Answer in Brief

Answer the following question.

Why are concave mirrors used in solar devices? 

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Concave mirror is also known as converging mirror because of its ability of focus the parallel rays at a single point anywhere on its focal plane. This property of concave mirror is used in solar devices. Parallel rays from the Sun falling on the concave mirror of a solar device are focussed at the particular point to generate a lot of heat required for the proper functioning of the device.

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Balbharati Science and Technology 9th Standard Maharashtra State Board
Chapter 11 Reflection of Light
Exercise | Q 1.3 | Page 127
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