A perfectly reflecting thin square mirror 3 m on a side faces the Sun at about Earth's distance from the Sun so that the solar intensity is 1400 W/m. If the mirror has a mass of 10 g and starts from rest, how fast is it moving after 100,000 seconds (a little more than 1 day) in m/s?

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Q: nuclear power reactor generates 3.5 × 109 W of power. In one year (365.25 days), what is the change…

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Q: photon torpedo in space has a mass of 10

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