A 040-Kg Particle Moves Under the Influence of a Single Conservative

question 44

Multiple Choice

A 0.40-kg particle moves under the influence of a single conservative force.At point A where the particle has a speed of 10 m/s,the potential energy associated with the conservative force is +40 J.As the particle moves from A to B,the force does +25 J of work on the particle.What is the value of the potential energy at point B?

• A)+65 J
• B)+15 J
• C)+35 J
• D)+45 J
• E)-40 J

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