RCC Structures Design MCQ Practice Questions (Civil Eng) Set 4

If the length of a wall on either side of a lintel opening is at least half of its effective span L, the load W carried by the lintel is equivalent to the weight of brickwork contained in an equilateral triangle, producing a maximum bending moment:


A.


B.


C.


D.


E.


Options are :

  • E
  • C
  • D
  • A
  • B

Answer :C

Minimum spacing between horizontal parallel reinforcement of different sizes, should not be less than:


Options are :

  • Sum of the diameters of ihinner and thicker bars
  • None of these
  • One diameter of thinner bar
  • One diameter of thicker bar
  • Twice the diameter of thinner bar

Answer :One diameter of thicker bar

A singly reinforced beam has breadth b, effective depth d, depth of neutral axis n and critical neutral axis n1

If fc and ft are permissible compressive and tensile stresses, the moment to resistance of the beam, is:


A.


B.


C.


D.

All the above


Options are :

  • B
  • A
  • C
  • D

Answer :D

Irrigation MCQ Practice Questions (Civil Engineering) Set 5

The minimum clear cover for R.C.C. columns shall be:


Options are :

  • Greater of 25 mm or diameter
  • Smaller of 40 mm or diameter
  • Greater of 40 mm or diameter
  • Smaller of 25 mm or diameter

Answer :Greater of 25 mm or diameter

The angle of internal friction of soil mass is the angle whose:


Options are :

  • Sine is equal to the ratio of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane
  • Cosine is equal to the ratio of the maximum resistance sliding on any internal inclined plane to the normal pressure acting on the plane
  • None of these
  • Tangent is equal to the rate of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane

Answer :Tangent is equal to the rate of the maximum resistance to sliding on any internal inclined plane to the normal pressure acting on the plane

If H is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is:


Options are :

  • 0.6 H
  • 0.3 H
  • 0.5 H
  • 0.7 H
  • 0.4 H

Answer :0.7 H

RCC Structures Design MCQ Practice Questions (Civil Eng) Set 3

The spacing of transverse reinforcement of column is decided by the following consideration:


Options are :

  • Forty-eight times the diameter of transverse reinforcement
  • The least lateral dimension of the column
  • Sixteen times the diameter of the smallest longitudinal reinforcing rods in the column
  • All the above

Answer :All the above

An under-reinforced section means:


Options are :

  • Steel provided on one face only
  • Steel will yield first
  • Steel is provided at the under side only
  • Steel provided is insufficient

Answer :Steel will yield first

If At is the gross area of steel in tension, d is the effective depth of the beam and y is the depth of the centre of gravity of the resultant compression, the moment of resistance M of the beam, is given by:


A.

M = At(d - y)


B.

M = Atf(d - y)


C.

M = Atf(d + y)


D.

M =


E.

None of these


Options are :

  • E
  • B
  • C
  • D
  • A

Answer :C

RCC Structures Design MCQ Practice Questions (Civil Eng) Set 9

According to the steel beam theory of doubly reinforced beams:


Options are :

  • All the above
  • Compression is resisted by compression steel
  • Tension is resisted by tension steel
  • No stress is developed in compression concrete as well as in tension concrete
  • Stress in tension steel equals the stress in compression steel

Answer :All the above

Columns may be made of plain concrete if their unsupported lengths do not exceed their least lateral dimension:


Options are :

  • Four times
  • Five times
  • Six times
  • Three times
  • Two times

Answer :Four times

Concrete Technology MCQ Practice Questions (Civil Eng) Set 7

In a prestressed member it is advisable to use:


Options are :

  • High strength concrete only
  • High strength concrete but low tensile steel
  • Low strength concrete but high tensile steel
  • Low strength concrete only
  • High strength concrete and high tensile steel

Answer :High strength concrete and high tensile steel

After prestressing process is completed, a loss of stress is due to:


Options are :

  • Creep of steel
  • All the above
  • Elastic shortening of concrete
  • Creep of concrete
  • Shrinkage of concrete

Answer :All the above

The minimum head room over a stair must be:


Options are :

  • 210 cm
  • 230 cm
  • 205 cm
  • 200 cm
  • 200 cm

Answer :210 cm

Construction Management MCQ Practice Questions (Civil Eng) Set 2

The self-weight of the footing, is:


Options are :

  • Not considered for calculating the area of the footing
  • Not considered for calculating the upward pressure on footing
  • Also considered for calculating the upward pressure on footing
  • Both B and C

Answer :Not considered for calculating the upward pressure on footing

The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept:


Options are :

  • 0.8
  • 0.7
  • 0.6
  • 0.9
  • None of these

Answer :0.9

The diameter of the column head support a flat slab, is generally kept:


Options are :

  • None of these
  • 4.0 cm larger than the diameter of the column
  • 0.25 times the diameter of the column
  • 5.0 cm larger than the diameter of the column
  • 0.25 times the span length

Answer :0.25 times the span length

Theory of Structures MCQ Practice Questions (Civil Eng) Set 1

The minimum thickness of a flat slab is taken:


Options are :

  • 13 cm
  • L/36 for interior panels without drop
  • L/36 for end panels without drops
  • L/32 for end panels without drops
  • All the above

Answer :All the above

If W is the load on a circular slab of radius R, the maximum radial moment at the centre of the slab, is:


A.


B.


C.


D.


Options are :

  • C
  • D
  • A
  • B

Answer :C

The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is:


Options are :

  • 25
  • 15
  • 40
  • 30
  • 35

Answer :35

Irrigation MCQ Practice Questions (Civil Engineering) Set 1

If longitudinally spanning stairs are casted along with their landings, the maximum bending moment per metre width, is taken as:


A.


B.


C.


D.


E.


Options are :

  • D
  • E
  • A
  • B
  • C

Answer :B

Minimum spacing between horizontal parallel reinforcement of the same size should not be less than:


Options are :

  • 3 diameters
  • 2.5 diameters
  • 4 diameters
  • 3.5 diameters
  • One diameter

Answer :One diameter

If W is the uniformly distributed load on a circular slab of radius R fixed at its ends, the maximum positive radial moment at its centre, is:


A.


B.


C.


D.

Zero


E.

None of these


Options are :

  • C
  • B
  • D
  • E
  • A

Answer :C

Hydraulics MCQ Practice Questions (Civil Engineering) Set 6

In case the factor of safety against sliding is less than 1.5, a portion of slab is constructed downwards at the end of the heel slab, which is known as:


Options are :

  • A rib
  • All the above
  • A cut-off wall
  • A key

Answer :All the above

According to I.S. : 456, slabs which span in two directions with corners held down, are assumed to be divided in each direction into middle strips and edge strips such that the width of the middle strip, is:


Options are :

  • Four-fifth of the width of the slab
  • Three-fifth of the width of the slab
  • Two-third of the width of the slab
  • Three-fourth of the width of the slab
  • Half of the width of the slab

Answer :Three-fourth of the width of the slab

For a ribbed slab:


Options are :

  • Width of the rib shall not be less than 7.5 cm
  • All the above
  • Clear spacing between ribs shall not be greater than 4.5 cm
  • Overall depth of the slab shall not exceed four times the breadth of the rib

Answer :All the above

Elements of Remote Sensing MCQ Practice Questions (Civil) Set 1

An R.C.C. beam of 6 m span is 30 cm wide and has a lever arm of 55 cm. If it carries a U.D.L. of 12 t per m and allowable shear stress is 5 kg/cm^(2), the beam:


Options are :

  • Is safe in shear
  • Is safe with stirrups
  • Is safe with stirrups and inclined bars
  • Needs revision of section

Answer :Needs revision of section

If p1 and p2 are mutually perpendicular principal stresses acting on a soil mass, the normal stress on any plane inclined at angle ?° to the principal plane carrying the principal stress p1, is:


A.


B.


C.


D.


E.


Options are :

  • E
  • D
  • B
  • C
  • A

Answer :C

If p is the net upward pressure on a square footing of side b for a square column of side a, the maximum bending moment is given by:


A.


B.


C.


D.


Options are :

  • A
  • B
  • C
  • D

Answer :C

Hydraulics MCQ Practice Questions (Civil Engineering) Set 7

For M 150 grade concrete (1:2:4) the moment of resistance factor is:


Options are :

  • None of these
  • 8.50
  • 5.80
  • 0.87
  • 7.50

Answer :8.50

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