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Physics, 10.10.2020 22:01 emzaa

A 20.0-kg mirror with a surface area of 1.0 m2 and a 98% reflectivity is bombarded by light of average intensity 789.0 W/m2 at an angle of 30 degrees to the normal of its surface. If the light has a duration of 0.50 s how much does the velocity of the mirror change during that time?

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