If the maximum stress at a section is 'σ', the modulus of rigidity is – McqOptions

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1.	If the maximum stress at a section is 'σ', the modulus of rigidity is 'M' and the section modulus is 'Z', then the formula to explain relation between them is-
A.	M = 1 / σZ
B.	M = σZ
C.	M = Z / σ
D.	M = σ / Z
Answer» C. M = Z / σ

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