P1. The system shown is released from rest. The block A has the mass maand the plate B has the mass mp. Neglect the mass of the rope and pulley,and use the coefficients of kinetic friction indicated in the figure.a) Draw the free-body diagrams of the block A and the plate B at theinstant shown.b) Write the equations of motion, ΣẺ =not solve the equations!)må, for the block A. (Note: Doc) Write the equations of motion, ΣỄ = mà, for the plate B. (Note: Donot solve the equations!)0.5 md) By solving the equations obtained in parts (b) and (c), determine thePAB 0.2ABHBC 0.130°accelerations of the block A and the plate B and the tension in the rope.e) Determine the time needed for the block A to slide 0.5 m on the plate B. (Hint: Use the relative positionequation SB/A = SB - SA in finding the displacements of the block A and the plate B!)

Answered: Image /qna-images/answer/68865dd2-5984-426c-a80e-2edbb43978b0.jpg

e plate B has the mass mg. Neglect the mass of the roj se the coefficients of kinetic friction indicated in the figu Draw the free-body diagrams of the block A and the instant shown. Write the equations of motion, ΣF = mả, for the block not solve the equations!)

e plate B has the mass mg. Neglect the mass of the roj se the coefficients of kinetic friction indicated in the figu Draw the free-body diagrams of the block A and the instant shown. Write the equations of motion, ΣF = mả, for the block not solve the equations!)

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 7.79P: The coefficient of rolling resistance between the 30-kg lawn roller and the ground is r=0.1. (a)...

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Question

P1. The system shown is released from rest. The block A has the mass ma
and the plate B has the mass mp. Neglect the mass of the rope and pulley,
and use the coefficients of kinetic friction indicated in the figure.
a) Draw the free-body diagrams of the block A and the plate B at the
instant shown.
b) Write the equations of motion, ΣẺ =
not solve the equations!)
må, for the block A. (Note: Do
c) Write the equations of motion, ΣỄ = mà, for the plate B. (Note: Do
not solve the equations!)
0.5 m
d) By solving the equations obtained in parts (b) and (c), determine the
PAB 0.2
A
B
HBC 0.1
30°
accelerations of the block A and the plate B and the tension in the rope.
e) Determine the time needed for the block A to slide 0.5 m on the plate B. (Hint: Use the relative position
equation SB/A = SB - SA in finding the displacements of the block A and the plate B!)

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