A Worker Pushes a Sled with a Force of 40

question 12

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 16 N acts on the wheelbarrow in a direction opposite to that of the worker,what total work is done on the wheelbarrow?

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

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