A 320 piano slides 3.3 down a 24 incline and is kept from, Ask an Expert

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Q. A 320- piano slides 3.3 down a 24 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. Determine the work done by the man on the piano.

Q. A photon undergoing Compton scattering has a energy after scattering of 80KeV and the electron recoils with an energy of 25Kev. Find the wavelength of the incident photon. Finf the angle at which the photon is scattered. Find the angle at which the electron recoils.

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