Civil Engineering Mcqs

The ratio of maximum and average shear stresses on a rectangular section, is________________?

• (A)  1
• (B)  1.25
• (C)  1.5
• (D)  2.5

Answer

Submitted By :Ali Uppal

If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15 Ec________________?

• (A)  264 MN
• (B)  274 MN
• (C)  284 MN
• (D)  294 MN

Answer

Submitted By :Ali Uppal

A material is said to be perfectly elastic if__________________?

• (A)  It regains its original shape on removal of the load
• (B)  It regains its original shape partially on removal of the load
• (C)  It does not regain its original shape at all
• (D)  None of these

Answer

Submitted By :Ali Uppal

If Q is load factor, S is shape factor and F is factor of safety in elastic design, the following_______________?

• (A)  Q = S + F
• (B)  Q = S – F
• (C)  Q = F – S
• (D)  Q = S × F

Answer

Submitted By :Ali Uppal

A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2, the depth of the joist, is________________?

• (A)  200 mm
• (B)  250 mm
• (C)  300 mm
• (D)  400 mm

Answer

Submitted By :Ali Uppal

In case of principal axes of a section________________?

• (A)  Sum of moment of inertia is zero
• (B)  Difference of moment inertia is zero
• (C)  Product of moment of inertia is zero
• (D)  None of these

Answer

Submitted By :Ali Uppal

The area of the core of a column of cross sectional area A, is_______________?

• (A)  (1/3) A
• (B)  (1/6) A
• (C)  (1/12) A
• (D)  (1/18) A

Answer

Submitted By :Ali Uppal

The force in AD of the truss shown in given figure, is________________?

• (A)  4.0t compression
• (B)  3.0t compression
• (C)  0.5t compression
• (D)  0.5t tension

Answer

Submitted By :Ali Uppal

static equations i.e. H V M = 0, to a determinate structure, we may By applying the determine_________________?

• (A)  Supporting reactions only
• (B)  Shear forces only
• (C)  Bending moments only
• (D)  All the above

Answer

Submitted By :Ali Uppal

If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm2) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is_________________?

• (A)  0.001
• (B)  0.002
• (C)  0.0025
• (D)  0.003

Answer

Submitted By :Ali Uppal