A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 2.0 x 1015 m/s2 in a machine. The proton has an initial speed of 2.4 107 m/s and travels 3.1 cm.
(a) What is its speed?(m/s)
(b) What is the increase in its kinetic energy?(J)