The elongation of circular tapered rod is given by . Where P=axial – McqOptions

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1.	The elongation of circular tapered rod is given by . Where P=axial pull and d1, d2= diameters at two ends.
A.	4pl/ ed1d2
B.	2pl/ ed1d2
C.	4pl/ed1d2
D.	4p2l/ed1d2
Answer» B. 2pl/ ed1d2

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