Provide an FBD on this problem and please show complete answer. Problem#2:Form the figure shown, a flexible belt placedaround a rotating drum of 4-inch radiusacts as a brake when the arm ABCD is pulleddown by the force P. The coefficientof kinetic friction between the belt and thedrum is 0.7. What force P thatwould result in a braking torque of 400 lb • in.,assuming that the drum is rotatingcounterclockwise. Neglect the weight of thebrake arm.60°A-2 in.4 in..B4 in.60°-2 in.DP

Given Givenr=4inμ=0.7T=400 lb-in

Form the figure shown, a flexible belt placed around a rotating drum of 4-inch radius acts as a brake when the arm ABCD is pulled down by the force P. The coefficient f kinetic friction olt and the 4 in..

Form the figure shown, a flexible belt placed around a rotating drum of 4-inch radius acts as a brake when the arm ABCD is pulled down by the force P. The coefficient f kinetic friction olt and the 4 in..

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 7.60P: The force P applied to the brake handle enables the band brake to reduce the angular speed of a...

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Concept explainers

Clutches, Brakes, Couplings, and Flywheels

The clutch is described as a machine element used to connect or disconnect two shafts together to transmit torque or power. The clutch works on the principles of friction. The clutch is commonly used in automobiles to transfer power from the driving shaft to the driven shaft.

Question

Provide an FBD on this problem and please show complete answer.

Problem#2:
Form the figure shown, a flexible belt placed
around a rotating drum of 4-inch radius
acts as a brake when the arm ABCD is pulled
down by the force P. The coefficient
of kinetic friction between the belt and the
drum is 0.7. What force P that
would result in a braking torque of 400 lb • in.,
assuming that the drum is rotating
counterclockwise. Neglect the weight of the
brake arm.
60°
A
-2 in.
4 in..
B
4 in.
60°
-2 in.
D
P

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