Q.3) The motor attached to the left-end of a steel (G= 11x10³ ksi) shaft AB delivers 60 hp which rotates the shaft AB at 18 Hz. The gears at C and D fixed to the staft AB transmit 40 hp and 20 hp to attached machinery, respectively. The shaft AB is supported on smooth bearings at A and B, which allow free rotation of the shaft. If the allowable shear stress in shaft AB is 10 ksi and the allowable angle of twist of D with respect A is 0.3 degree, determine the diameter of the shaft. 12 inch 10 inch 8 inch

Q.3) The motor attached to the left-end of a steel (G= 11x10³ ksi) shaft AB delivers 60 hp which rotates the shaft AB at 18 Hz. The gears at C and D fixed to the staft AB transmit 40 hp and 20 hp to attached machinery, respectively. The shaft AB is supported on smooth bearings at A and B, which allow free rotation of the shaft. If the allowable shear stress in shaft AB is 10 ksi and the allowable angle of twist of D with respect A is 0.3 degree, determine the diameter of the shaft. 12 inch 10 inch 8 inch

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter3: Torsion

Section: Chapter Questions

Problem 3.7.12P

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