Q. Determine the length of kennedy key required to transmit 1200N-m and allowable shear in the key is 40N/mm². The diameter of shaft and width of key can be taken as 40mm and 10mm respectively.

(A) 49mm
(B) 36mm
(C) 46mm
(D) 53mm

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✅ Correct Answer: (D) 53mm

Published by Mr. Dubey ⭐ 111.54K Points at 15-Sep-2023 12:28 am in Design of Machine Elements

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