If a square key and the shaft are to be of the same material and of eq – McqOptions

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1.	If a square key and the shaft are to be of the same material and of equal strength, the length of key would be (d = dia. Of shaft)
A.	1.23 d
B.	1.50 d
C.	2 d
D.	d
E.	0.75 d
Answer» B.

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