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Anonymous
Mar 16

What is freelancing?

I want to know more about freelance.

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c
ceasar galla
Feb 2

A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N frictional force. He pushes in a direction 25.0 below the horizontal. (a) What is the work done on the cart ?

A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N frictional force. He pushes in a direction 25.0 below the horizontal. (a) What is the work done on the cart by friction? (b) What is the work done on the cart by the shopper? (c) Find the force the shopper exerts, using energy considerations. (d) What is the total work done on the cart?

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