Civil Engineering Mcqs

The ratio of the maximum deflections of a simply supported beam with a central load W and of a cantilever of same length and with a load W at its free end, is________________?

• (A)  1/8
• (B)  1/10
• (C)  1/12
• (D)  1/16

Answer

Submitted By :Ali Uppal

At yield point of a test piece, the material__________________?

• (A)  Obeys Hooke’s law
• (B)  Behaves in an elastic manner
• (C)  Regains its original shape on removal of the load
• (D)  Undergoes plastic deformation

Answer

Submitted By :Ali Uppal

The ratio of shear stress and shear strain of an elastic material, is________________?

• (A)  Modulus of Rigidity
• (B)  Shear Modulus
• (C)  Modulus of Elasticity
• (D)  Both

Answer

Submitted By :Ali Uppal

The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is___________________?

• (A)  1/8
• (B)  1/4
• (C)  1/2
• (D)  1/3

Answer

Submitted By :Ali Uppal

The stiffness of the close coil helical spring is_________________?

• (A)  d4N/8D3n
• (B)  d4N/4D3n
• (C)  4D3N/d4n
• (D)  8D3N/d4n

Answer

Submitted By :Ali Uppal

In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is__________________?

• (A)  L/2
• (B)  L/3
• (C)  L/4
• (D)  L/5

Answer

Submitted By :Ali Uppal

Flat spiral springs_______________?

• (A)  Consist of uniform thin strips
• (B)  Are supported at outer end
• (C)  Are wound by applying a torque
• (D)  All the above

Answer

Submitted By :Ali Uppal

The vertical reaction for the arch is________________?

• (A)  wa/2l
• (B)  wl/a
• (C)  wa/l
• (D)  wa²/2l

Answer

Submitted By :Ali Uppal

Stress may be expressed in Newtons___________________?

• (A)  Per millimetre square (N/mm2)
• (B)  Per centimetre square (N/cm2)
• (C)  Per metre square (N/m2)
• (D)  None of these

Answer

Submitted By :Ali Uppal

The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch)___________________?

• (A)  50/EIc
• (B)  100/EIc
• (C)  150/EIc
• (D)  200/EIc

Answer

Submitted By :Ali Uppal