Practice Pakistan's most useful MCQs for competitive exams

The radius of a bar bend to form a hook, should not be less than_______________?

• (A)  Twice the diameter
• (B)  Thrice the diameter
• (C)  Four times the diameter
• (D)  Five times the diameter

Answer

Submitted By :Ali Uppal

If a bent tendon is required to balance a concentrated load W at the centre of the span L, the central dip h must be at least________________?

• (A)  WL /P
• (B)  WL/2P
• (C)  WL/3P
• (D)  WL/4P

Answer

Submitted By :Ali Uppal

If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than________________?

• (A)  WL/12 (L – 2D/3)²
• (B)  WL/10 (L + 2D/3)²
• (C)  WL/10 (L – 2D/3)²
• (D)  WL/12 (L – D/3)²

Answer

Submitted By :Ali Uppal

Pick up the true statement from the following?

• (A)  Plain ceiling provides the best property diffusing light
• (B)  In the absence of beams, it is easier to install piping
• (C)  In the absence of beams, it is easier to paint
• (D)  All the above

Answer

Submitted By :Ali Uppal

Pick up the incorrect statement from the following. The intensity of horizontal shear stress at the elemental part of a beam section, is directly proportional to__________________?

• (A)  Shear force
• (B)  Area of the section
• (C)  Distance of the C.G. of the area from its neutral axis
• (D)  Moment of the beam section about its neutral axis

Answer

Submitted By :Ali Uppal

The width of the flange of a T-beam, which may be considered to act effectively with the rib depends upon____________________?

• (A)  Breadth of the rib
• (B)  Overall thickness of the rib
• (C)  Centre to centre distance between T-beams
• (D)  All the above

Answer

Submitted By :Ali Uppal

If the sides of a slab simply supported on edges and spanning in two directions are equal, the maximum bending moment is multiplied by_________________?

• (A)  0.2
• (B)  0.3
• (C)  0.4
• (D)  0.5

Answer

Submitted By :Ali Uppal

bending moment of a simply supported slab is M Kg.cm, the effective depth of the If the maximum slab is (where Q is M.R. factor)________________?

• (A)  M/100Q
• (B)  M/ Q
• (C)  M/Q)
• (D)  (M/100Q)

Answer

Submitted By :Ali Uppal

effective depth and depth of the neutral axis respectively of a singly reinforced If d and n are the beam, the lever arm of the beam, is_________________?

• (A)  d
• (B)  n
• (C)  d + n/3
• (D)  d – n/3

Answer

Submitted By :Ali Uppal

If Sb, is the average bond stress on a bar of diameter subjected to maximum stress , the length of the embedment is given by_____________?

• (A)  l = dt/Sb
• (B)  l = dt/2Sb
• (C)  l = dt/3Sb
• (D)  l = dt/4Sb

Answer

Submitted By :Ali Uppal