Hw.1The box shown in the figure has a mass of (mass of 10 Kg) is resting on arough horizontal surface for which the coefficient of friction is (u=0.20).Determine friction and normal force.50 NEFx=050cos45-F-0F=50cos45-35.35 N45EFy=0N-98.1-50sin45%=0N=98.1+50sin45%=D133.45 N

Answered: The box shown rough horizont. Determine…

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The box shown rough horizont. Determine fricti EFx=0 50cos45-F=0 F=50cos45%35. EFy=0 N-98.1-50sin45 N=98.1+50sin4

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.78P: The figure shows a steel bar being processed by a rolling mill. Given that P=80kN and r =0.016,...

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Question

Hw.1
The box shown in the figure has a mass of (mass of 10 Kg) is resting on a
rough horizontal surface for which the coefficient of friction is (u=0.20).
Determine friction and normal force.
50 N
EFx=0
50cos45-F-0
F=50cos45-35.35 N
45
EFy=0
N-98.1-50sin45%=0
N=98.1+50sin45%=D133.45 N

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