Task 4:A solid steel shaft in a rolling mill transmits 20 KW of power at 2 Hz. Determine the smallest safe diameterof the shaft if the shear stress Tw is not to exceed 40 MPa and the angle of twist O is limited to 6° in a lengthof 3m. Use G= 83 GPa.

The steel shaft of the rolling mill transmits 20KW at 2 Hz, The torque in the shaft while…

Answered: Task 4: A solid steel shaft in a…

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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A steel propeller shaft is to transmit 4.5 MW at 3 Hz without exceeding a shearing stress of 60 MPa or twisting through more than 1° in a length of 26 diameters. Compute the proper diameter if G = 83 GPa.
Mechanics of deformable bodies
Question 3 A hollow shaft for marine applications has outer and inner diameters of 400 mm and 200 mm respectively and transmits 8000 kW at 100 r/min. 3.1 Calculate the maximum shear stress in the hollow shaft. /4/ 3.2 Calculate the shear stress on the inner surface of the hollow shaft. /2/ an 3.3 Determine the maximum length of this shaft if the maximum shear stress as well angle of twist of 30 is not to be exceeded. (G = 80 GPa) /3/ 3.4 If this shaft is connected to a similar shaft, 1 m long, through a 10-bolt rigid flange coupling, determine the minimum standard bolt diameter if the pitch circle diameter of the coupling is pcd = 450 mm and the allowable shear stress in the bolts should not exceed 55 MPa. /3/ 3.5 Determine the equivalent torsional stiffness of the shaft assembly. /3/ [15]
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A hollow steel shaft transmits 600 kW at 500 rpm. The maximum shear stress is 62.4 MPa. Find the outside and inside diameter of the shaft, if the outer diameter is twice of inside diameter, assuming that the maximum torque is 20% greater than the mean torque.
A steel shaft is to transmit 4.5 MW at 3 Hz without exceeding a shearing stress of 50 MPa or twisting through more than 10 in a length of 26 diameters. Compute the proper diameter if G = 83 GPa. [Note: Attach your solution] %3D
A tubular steel shaft transmits a power of P = 450 hp at a speed of 3000 rpm. Determine the maximum shear stress produced in the shaft if the outside diameter is D = 2.25 in. and the wall thickness is t = 0.150 in. Calculate the torque T in the shaft. T= 788 Calculate the polar moment of inertia J of the shaft. Answer: J = i lb-ft. Answer: Tmax=i in.4. Determine the maximum shear stress Tmax in the shaft. ! psi.
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PLEASE ANSWER NUMBER 3.9 MECH 222: PLEASE GIVE DETAILED SOLUTIONS AND CORRECT ANSWERS. I WILL REPORT TO BARTLEBY THOSE TUTORS WHO WILL GIVE INCORRECT ANSWERS.

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Task 4: A solid steel shaft in a rolling mill transmits 20 KW of power at 2 Hz. Determine the smallest safe diameter of the shaft if the shear stress Tw is not to exceed 40 MPa and the angle of twist O is limited to 6° in a length of 3m. Use G= 83 GPa.