A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0

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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 gravitational force?

(d) Find the force the shopper exerts, using energy considerations.

(e) What is the total work done on the cart?

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Marketing An Introduction

ISBN: 978-0133581584

5th Canadian edition

Authors: Philip Kotler, Valerie Trifts, Lilly Gary Armstrong

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Question Posted: Feb 22, 2017 12:12 AM

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A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0

Question:

629x1011m

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a The work done by friction is in the opposite directio...View the full answer

Marketing An Introduction

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