Find net work done on particle by external forces


A 0.500-kg particle has a speed of 2.50 m/s at point circle a and kinetic energy of 7.40 J at point circle b.

(a) What is its kinetic energy at circle a?

(b) What is its speed at circle b?

(c) What is the net work done on the particle by external forces as it moves from circle a to circle b?

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Mechanical Engineering: Find net work done on particle by external forces
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