Consider the following statements:1. The shear stress distribution across the section of a circular shaft subjected to twisting varies parabolically.2. The shear stress at the centre of a circular shaft under twisting moment is zero.3. The shear stress at the extreme fibres of a circular shaft under twisting moment is maximum.Which of the above statements is/are correct?

Consider the following statements:1. The shear stress distribution acr

1.	Consider the following statements:1. The shear stress distribution across the section of a circular shaft subjected to twisting varies parabolically.2. The shear stress at the centre of a circular shaft under twisting moment is zero.3. The shear stress at the extreme fibres of a circular shaft under twisting moment is maximum.Which of the above statements is/are correct?
A.	1, 2 and 3
B.	1 only
C.	2 only
D.	2 and 3 both
Answer» E.

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