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Calculate the shaft diameter on rigidity basis if torsional moment is 196000N-mm, length of shaft is 1000mm. Permissible angle of twist per meter is 0.5’ and take G=79300N/mm².

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in Machine Design by (86.7k points)
Calculate the shaft diameter on rigidity basis if torsional moment is 196000N-mm, length of shaft is 1000mm. Permissible angle of twist per meter is 0.5’ and take G=79300N/mm².

(a) None of the listed

(b) 41.2mm

(c) 35.8mm

(d) 38.8mm

I was asked this question in my college exam.

I encountered this question in the Shaft Design concept in module Shafts, Keys and Couplings of Machine Design

1 Answer

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ago by (48.2k points)
Correct answer is (b) 41.2mm

The explanation is: d⁴=584Ml/Gθ.

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