While designing shaft on the basis of torsional rigidity, angle of twist is given by?
(a) Ml/Gd⁴
(b) 584Ml/Gd⁴
(c) 292 Ml/Gd⁴
(d) None of the mentioned
I am preparing this question from by my colleague.
This exercise is from the Shaft Design section in unit Shafts, Keys and Couplings of Machine Design