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A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at
3.60 x 1013 m/s² in a machine. If the proton has an initial speed of 8.30 × 104
m/s and travels 4.90 cm, what then is (a) its speed and (b) the increase in its
kinetic energy?
(a) Number
(b) Number
i
Units
Units
J
m/s

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