A brilliant arc lamp delivers a luminous flux of 100 W to a 1 m2 absorber. The force due to radiation pressure is

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3.3×10−4N

16.5×10−7N

3.3×10−6N

3.3×10−7N

answer is D.

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Detailed Solution

Radiation pressure = I/C = PIt area is 1m2 F = PF=1003×108=3.3×10−7N

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