1000+ Strength of Materials Viva Questions and Answers - 1

Question: 1

The property by which a body returns to its original shape after removal of the force, is called

(A) malleability

(B) ductility

(C) elasticity

(D) plasticity

Ans: C

elasticity

Question: 2

The shape of the bending moment diagram over the length of a beam, carrying a uniformly increasing load, is always

(A) linear

(B) cubical

(C) parabolic

(D) circular

Ans: B

cubical

Question: 3

A reinforced concrete beam is assumed to be made of

(A) isotropic material

(B) homogeneous material

(C) heterogeneous material

(D) none of these

Ans: C

heterogeneous material

Question: 4

In case of steel, the factor of safety taken is

(A) 1.85

(B) 2.5

(C) 3.0

(D) 4 to 5

Ans: A

1.85

Question: 5

When a cast iron specimen is tested in tension its failure is

(A) at right angles to the axial direction

(B) by formation of cup and cone

(C) at 30° to axial direction

(D) at 45° to axial direction

Ans: D

at 45° to axial direction

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