A 12-Kg Crate Is Pushed Up an Incline from Point

question 78

Multiple Choice

A 12-kg crate is pushed up an incline from point A to point B as shown in the figure.What is the change in the gravitational potential energy of the crate?

• A)+590 J
• B)-590 J
• C)+1200 J
• D)-1200 J
• E)This cannot be determined without knowing the angle of the incline.

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