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In the Bohr model of the hydrogen atom, the speed of the electron is approximately 1.80X106 m/s.
(a) Find the force acting on the electron as it revolves in a circular orbit of radius 5.30 10-11 m
____N
(b) Find the centripetal acceleration of the electron.
____ m/s2
An initially stationary 2.3 kg object accelerates horizontally and uniformly to a speed of 22 m/s in 3.2 s. (a) In that 3.2 s interval, how much work is done on the object by the force accelerating it
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