A Wind Turbine has a maximum output of 2MW at a speed of 20 rpm. A shaft of length 2m made of EN8 steel (properties given in the table below) is to transfer torque from the propeller to the turbine. Using a design stress for EN8 Shafting as 240 MPa. You are to: Calculate the diameter size of a solid shaft in mm, so that it will not fail due to torsion. EN8 Shafting Steel Ultimate tensile stress 850 MPa Ultimate shear stress 490 MPa Tensile Yield stress 530 MPa Shear Yield stress 300 MPa Young's modulus Modulus of rigidity 210 Gpa 78 GPa Select one: O a. 270 Ob. 136 Oc. 135 O d. 272

A Wind Turbine has a maximum output of 2MW at a speed of 20 rpm. A shaft of length 2m made of EN8 steel (properties given in the table below) is to transfer torque from the propeller to the turbine. Using a design stress for EN8 Shafting as 240 MPa. You are to: Calculate the diameter size of a solid shaft in mm, so that it will not fail due to torsion. EN8 Shafting Steel Ultimate tensile stress 850 MPa Ultimate shear stress 490 MPa Tensile Yield stress 530 MPa Shear Yield stress 300 MPa Young's modulus Modulus of rigidity 210 Gpa 78 GPa Select one: O a. 270 Ob. 136 Oc. 135 O d. 272

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 3.7.3P: A motor driving a solid circular steel shaft with diameter d = 1.5 in, transmits 50 hp to a gear at...

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