Q3.An electric motor is connected to a turbine with the help of a hollow shaft. The hollow shaft has an internal diameter that is 23% of its external diameter and transmits 550 kW power at 130 r.p.m. Determine the minimum external diameter of the shaft if the shear stress is not to exceed 5700 and the twist in a length of 1.6 m should not exceed 1.5 degrees. N Cm² Assume maximum torque = 1.2 mean torque and modulus of rigidity 7.5 x 106 N cm2* (4.0 Marks) Generator Rotation Turbine (a) B

Q3.An electric motor is connected to a turbine with the help of a hollow shaft. The hollow shaft has an internal diameter that is 23% of its external diameter and transmits 550 kW power at 130 r.p.m. Determine the minimum external diameter of the shaft if the shear stress is not to exceed 5700 and the twist in a length of 1.6 m should not exceed 1.5 degrees. N Cm² Assume maximum torque = 1.2 mean torque and modulus of rigidity 7.5 x 106 N cm2* (4.0 Marks) Generator Rotation Turbine (a) B

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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