Question #276311
Question No. 17 (a) Design a bushed pin type flexible coupling for connecting a motor shaft to a pump shaft for the following service conditions.
Power to be transmitted = 40 kW.
Speed of the motor shaft = 1000 RPM.
Diameter of the motor shaft = 50 mm
Diameter of the pump shaft = 45 mm.
The bearing pressure in the rubber bush and allowable stress in the pins are to be limited to 0.45 N/mm2 and 25 MPa respectively.
(b) List the factors to be considered while selecting the material for design of Machine element.
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