A shopper in a supermarket pushes a trolley with a force of 40N directed at an angle of 35° downward from the horizontal. If he pushes the trolley through a distance of 30m, the work done by him is O a. 0.679J O b. 982.98 J O c. 1200J O d. 688.29 J

A shopper in a supermarket pushes a trolley with a force of 40N directed at an angle of 35° downward from the horizontal. If he pushes the trolley through a distance of 30m, the work done by him is O a. 0.679J O b. 982.98 J O c. 1200J O d. 688.29 J

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter7: Energy Of A System

Section: Chapter Questions

Problem 7.3OQ: A worker pushes a wheelbarrow with a horizontal force of 50 N on level ground over a distance of 5.0...

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Question

A shopper in a supermarket pushes a trolley with a
force of 40N directed at an angle of 35° downward
from the horizontal. If he pushes the trolley
through a distance of 30m, the work done by him
is
a. 0.679 J
O b. 982.98 J
O c. 1200 J
O d. 688.29 J

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