Quiz : 1 – Solid Mechanics or Strength of Materials (Part-I)

 

1. The maximum value of Poisson’s ratio for an elastic material is

a) 0.25

b) 0.5

c) 0.75

d) 0.1

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2. The material that exhibits the same elastic properties in all directions at a point is said to be

a) homogeneous

b) orthotropic

c) viscoelastic

d) isotropic

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3. The shear modulus (G), modulus of elasticity (E) and the Poisson’s ratio (ν) of a material are related as

a) G = E / 2 (1 + ν)

b) E = G / 2 (1 + ν)

c) G = E / 2 (1 - ν)

d) G = E / 2 (ν - 1)

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6. In a section, shear centre is a point through which, if the resultant load passes, the section will not be subjected to any

a) Bending

b) Tension

c) Compression

d) Torsion

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7. The Poisson’s ratio is defined as

a) axial stress / lateral stress

b) lateral strain / axial strain

c) lateral stress / axial stress

d) axial strain / lateral strain

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8. Creep strain is

a) caused due to dead load only

b) caused due to live load only

c) caused due to cyclic load only

d) independent of load

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9. If the shear force at a section of beam under bending is equal to zero then the bending moment at the section is

a) zero

b) maximum

c) minimum

d) constant

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10. A curved memeber with a straight vertical leg is carrying a vertical load at Z, as shown in the figure. The stress resultants in the XY segment are

 

 

 

 

 

 

                                        

a) bending moment, shear force and axial force

b) bending moment and axial force only

c) bending moment and shear force only

d) axial force only

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