Power of point source is 18mW. Find the intensity 2.5 m away from source.

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Susmita · Answer

Intensity is power transferred per area.Again area is proportional to length square. Intensity=P/r 2 =18×10 -3 /(2.5) 2 =2.88 mW/m 2 if it heps please approve.

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Power of point source is 18mW. Find the intensity 2.5 m away from source.

Power of point source is 18mW. Find the intensity 2.5 m away from source.

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Power of point source is 18mW. Find the intensity 2.5 m away from source.

Power of point source is 18mW. Find the intensity 2.5 m away from source.

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