Question: For the clutch of Prob. 627, the external load P is cycled between 20 kN and 80 kN. Assuming that the shaft is rotating synchronous

For the clutch of Prob. 6–27, the external load P is cycled between 20 kN and 80 kN. Assuming that the shaft is rotating synchronous with the external load cycle, estimate the number of cycles to failure. Use the modified Goodman fatigue failure criteria.

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