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1. A 75.0 kg man pushes on a 500,000kg wall for 250s but it does not move. How much work does he do on the wall?
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Light traveling in a medium with a refractive index 1.19 is incident on a plate of another medium with index of refraction 1.79. at what angle of incidence is the reflected light fully polarized?
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1. A 75.0 kg man pushes on a 500,000kg wall for 250s but it does not move. How
much work does he do...
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