Maximum strain theory for the failure of a material at the elastic limit, is known as

Civil Engineering : Theory of Structures - Quiz(MCQ)

Rankine's theory

St. Venant's theory

Von Mises's theory

Guest's or Trecas' theory

Correct Answer : St. Venant's theory

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Shear strain energy theory for the failure of a material at elastic limit, is due to

Rankine

Von Mises

St. Venant

Guest or Trecas

Correct Answer : Option (B) : Von Mises

The shape factor of standard rolled beam section varies from

1.10 to 1.20

1.20 to 1.30

1.30 to 1.40

1.40 to 1.50

Correct Answer : Option (A) : 1.10 to 1.20

The point of contraflexure is the point where

S.F. is zero

B.M. is maximum

B.M. changes sign

B.M. is minimum

Correct Answer : Option (C) : B.M. changes sign