A worker pushes a sled with a force of 38.0 N over a level distance of 3.60 m. If a frictional force of 16.0 N acts on the wheelbarrow in a direction opposite to that of the worker, what net work is done on the wheelbarrow?

a. 194 J
b. 137 J
c. 57.6 J
d. 79.2 J
e. 6.11 J


d

Physics & Space Science

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