The rectangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and width but depth is double that of 'A'. The elastic strength of beam B will be __________ as compared to beam A. - Mechanics

Mechanical Engineering : Mechanics - Strength of Materials - Quiz(MCQ)

The rectangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and width but depth is double that of 'A'. The elastic strength of beam B will be __________ as compared to beam A.

same

double

four times

six times

Correct Answer : Option (C) : four times

Recently Updated in Mechanics - Strength of Materials Questions

The ratio of linear stress to the linear strain is called

bulk modulus

Poisson's ratio

modulus of elasticity

modulus of rigidity

Correct Answer : modulus of elasticity

A riveted joint may fail by

shearing of rivets

tearing of the plate at an edge

tearing of the plate across a row of rivets

any one of the above

Correct Answer : any one of the above

A body is subjected to a direct tensile stress of 300 MPa in one plane accompanied by a simple shear stress of 200 MPa. The minimum normal stress will be

-100 MPa

250 MPa

300 MPa

400 MPa

Correct Answer : -100 MPa

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