Find the diameter of the shaft

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Reference no: EM131260321

1. A solid steel shaft 4 m long is stressed to 70 MPa when twisted through 3°.

(a) Given that G = 83 GPa, find the diameter of the shaft.

(b) What power does this shaft transmit when running at 18 Hz?

2. Determine the maximum torque that can be applied to a hollow circular steel shaft of 100-mm outer diameter and 80-mm inner diameter. The shear stress is limited to 70 MPa, and the angle of twist must not exceed 0.4° in a length of 1.0 m. Use G = 83 GPa for steel.

Reference no: EM131260321

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