A 042-kg particle has a speed of 80 ms at point a and
A 0.42-kg particle has a speed of 8.0 m/s at point A and kinetic energy of 7.5 J at point B.
(a) What is its kinetic energy at A?
J
(b) What is its speed at point B?
m/s
(c) What is the total work done on the particle as it moves from A to B?
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