GATE Civil Engineering (CE) 2019 Shift 2 Solved Paper

Question : 19 of 65

Marks: +1, -0

A closed thin walled tube has thickness, t, mean enclosed area within the boundary of the centerline of tube's thickness,

{A}_{ {m}}

, and shear stress

τ

. Torsional moment of resistance, T of the section would be

Solution:

τ {t}=\;{ {T}}/{2 {A}_{ {m}}}

⇒ \;\; T=2 A_{m} τt

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