1. Emma pushes a 45.0kg box across a level floor with an applied force of 155N [30° above horizontal]. The force of friction acting is 115N [backwards]. She pushes it 15.0m forward. a. Find the work done by the applied force. Fn Fa 30 • Fwd

1. Emma pushes a 45.0kg box across a level floor with an applied force of 155N [30° above horizontal]. The force of friction acting is 115N [backwards]. She pushes it 15.0m forward. a. Find the work done by the applied force. Fn Fa 30 • Fwd

College Physics

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ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter7: Work, Energy, And Energy Resources

Section: Chapter Questions

Problem 7PE: A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N...

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1. Emma pushes a 45.0kg box across a level floor with
an applied force of 155N [30° above horizontal]. The
force of friction acting is 115N [backwards]. She
pushes it 15.0m forward.
a. Find the work done by the applied force.
Fn
Fa
30
• Fwd

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