Answered: P 8 in 0.2 12 in lb 6 in. Fig. P7.60,…

Engineering

Civil Engineering

P 8 in 0.2 12 in lb 6 in. Fig. P7.60, P7.61

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter8: Influence Lines

Section: Chapter Questions

Problem 61P

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Question

The force P applied to the brake handle enables the band brake to reduce the angular speed of a rotating drum. If the tensile strength of the band is 3800lb, f ind the maximum safe value of P and the corresponding braking torque acting on the drum. Assume that the drum is rotating clockwise.
Solve Prob. 7.60 if the drum is rotating counterclockwise.

P
8 in
0.2
12 in
lb
6 in.
Fig. P7.60, P7.61

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