physics

A pair of sleds weighs 25kg and experiences a frictional force of 25N. If a dog team applies a 175N force pulling it 12m.
1. Find the work done by friction
2. Find the work done by the dog team
3. Find the net work done

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2. 👎 0
3. 👁 98
1. 1. W = Fk*d 25 * 12 Joules.

2. W = 175 * 12 Joules.

3. Wn = (175*12)-(25*12)

1. 👍 0
2. 👎 0
posted by Henry

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