A 5-m hollow steel shaft (G= 80 GPa) is subjected to a 25 kN-m torque. The outer diameter is 200 mm. [Select] [Select] 190 95 75 150 Answer not in the choices. [Select] velocity of 10 rad/sec is V (a) If the total angle of twist must not exceed 3 degrees, the required inner (b) If the maximum allowable torsional shearing stress is 83 MPa, the require (c) The power (in watts) transmitted by a 10 N-m torque with an angular

A 5-m hollow steel shaft (G= 80 GPa) is subjected to a 25 kN-m torque. The outer diameter is 200 mm. [Select] [Select] 190 95 75 150 Answer not in the choices. [Select] velocity of 10 rad/sec is V (a) If the total angle of twist must not exceed 3 degrees, the required inner (b) If the maximum allowable torsional shearing stress is 83 MPa, the require (c) The power (in watts) transmitted by a 10 N-m torque with an angular

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 hollow steel shaft 2304mm long is to be designed to transmit a torque of 28350 kJ. The shear modulus of elasticity, G = 82,740 GPa for steel. The total angle of twist of the length of the shaft is must not exceed 6 degrees. And the shear stress in the shaft must not exceed 110.32 MPa. What would be the ratio of the outside diameter to inside diameter?
Falcon company Nizwa is conducting a campus interview to you. You are asked to design the propeller shaft with the following specification. (i) Power transmission =60 kW,(ii) Shaft speed = 160 rpm,(iii)The angle of twist / m length = 1.1º(iv)Maximum twisting moment is 30% greater than its mean. (v) Take Modulus of rigidity as 105 Gpa. (i) Mean torque of the shaft (unit in Nm) = (ii)Maximum torque of shaft (unit in Nm) = (iii) The diameter of the shaft (unit in mm) = iv) Maximum shear stress in the shaft (Unit in MPa) is
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Topic: Thermal & Torsional Stress The four gears are attached to a steel shaft that is rotating at 2 Hz. Gear B supplies 70 kW of power to the shaft. Of that power, 20 kW are used by gear A, 20 kW by gear C, and 30 kW by gear D. (a) Find the uniform shaft diameter if the shear stress in the shaft is not to exceed 60 MPa. (b) If a uniform shaft diameter of 100 mm is specified, determine the angle by which one end of the shaft lags behind the other end. Use G = 83 GPa for steel.
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