A Worker Pushes a Sled with a Force of 40

question 27

Multiple Choice

A worker pushes a sled with a force of 40 N over a level distance of 6.0 m.If a frictional force of 24 N acts on the wheelbarrow in a direction opposite to that of the worker,what net work is done on the wheelbarrow?

• A)240 J
• B)216 J
• C)144 J
• D)96 J

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