a solar panel is a square 0.5m on a side and absorbs all the light that hits it. It the panel has a mass of 3 kg. what intensity of light would be necessary to hold it up against the force of gravity (its own weight)? how much bigger is this than the solar constant (1400 W/m^2)?

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Chapter16: Waves
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Problem 79P: A device called an insolation meter is used to measure the intensity of sunlight. It has an area of...
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a solar panel is a square 0.5m on a side and absorbs all the light that hits it. It the panel has a mass of 3 kg. what intensity of light would be necessary to hold it up against the force of gravity (its own weight)? how much bigger is this than the solar constant (1400 W/m^2)?

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