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My wife is walking our dog, Possum, pulling on the leash with a constant force F⃗  =...

My wife is walking our dog, Possum, pulling on the leash with a constant force F⃗  = (2.0 N )x^ + (1.5 N )y^.

a) How much work does my wife have to do on Possum if Possum runs through a displacement of d⃗  = (0.26 m )x^,(Express your answer using two significant figures.)

b) How much work does my wife have to do on Possum if Possum runs through a displacement ofd⃗  = (0.18 m )y^,or

c) How much work does my wife have to do on Possum if Possum runs through a displacement ofd⃗  = (-0.60 m )x^ + (-0.36 m )y^?

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Answer #1

Work can be calculated by scalar multiplication of force and displacement.

The solution is given below:

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