A circular solid rod of diameter ‘d’ welded to a rigid flat plate – McqOptions

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1.	A circular solid rod of diameter ‘d’ welded to a rigid flat plate by a circular fillet weld of throat thickness ‘t’ is subjected to a twisting moment ‘T’. The maximum shear stress induced in the weld is
A.	\(\frac{T}{{\pi t{d^2}}}\)
B.	\(\frac{{2T}}{{\pi t{d^2}}}\)
C.	\(\frac{{4T}}{{\pi t{d^2}}}\)
D.	\(\frac{{8T}}{{\pi t{d^2}}}\)
Answer» C. \(\frac{{4T}}{{\pi t{d^2}}}\)

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A circular solid rod of diameter ‘d’ welded to a rigid flat plate by a circular fillet weld of throat thickness ‘t’ is subjected to a twisting moment ‘T’. The maximum shear stress induced in the weld is