# Engineering/Civil -MCQ RCC Structures Design - Section 1 Sample Test,Sample questions

## Question: ``` Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than```

1.42 diameters from the centre of the column

2. 42 diameters from the inner edge of the column

3.42 diameters from the outer edge of the column

4.24 diameter from the centre of the column

1.supports

2. mid span

3.every section

4.quarter span.

1.28 d

2.38 d

3.48 d

4.58 d

## Question: ``` The transverse reinforcements provided at right angles to the main reinforcement```

2. resist the temperature stresses

3. resist the shrinkage stress

4.all the above.

1.2.5

2.2

3.less than 2

4. less than 2.5

## Question: ``` A foundation rests on```

1. base of the foundation

3.foundation soil

4.both (b) and c

## Question: ``` The amount of reinformcement for main bars in a slab, is based upon```

1.minimum bending moment

2.maximum bending moment

3.maximum shear force

4. minimum shear force.

1.4120 kg

2. 41, 200 kg

3.412, 000 kg

4.none of these.

1.25 Degree

2.35 Degree

3.45 Degree

4.55 Degree

1.30

2.35

3.40

4.50

## Question: `As per I.S. 456 - 1978, the pH value of water shall be`

1. less than 6

2.equal to 6

3.not less than 6

4.equal to 7

1.3 m

2.4 m

3.5 m

4.6 m

## Question: `Design of a two way slab simply supported on edges and having no provision to prevent the corners from lifting, is made by`

1.Rankine formula

2.Marcus formula

3.Rankine Grashoff formula

4. Grashoff formula

1.40

2.45

3.50

4.55

1.1

2.2

3.3

4.4

## Question: `For initial estimate for a beam design, the width is assumed`

1. 1/15th of span

2.1/20th of span

3.1/25th of span

4.1/30th of span

## Question: `High strength concrete is used in prestressed member`

1. to overcome high bearing stresses developed at the ends

2.to ovecome bursting stresses at the ends

3.to provide high bond stresses

4.all the above.

1.6 legged

2.8 legged

3.10 legged

4.12 legged

1.W - 2P cos θ

2. W - P cos θ

3.W - P sin θ

4. W - 2P sin θ

## Question: `Pick up the correct statement from the following:`

1. A pile is a slender member which transfers the load through its lower end on a strong strata

2. A pile is a slender member which transfers its load to the surrounding soil

3.A pile is a slender member which transfers its load by friction

4.A pile is a cylindrical body of concrete which transfers the load at a depth greater than its width.

## Question: `Pick up the incorrect statement from the following:`

1.In the stem of a retaining wall, reinforcement is provided near the earth side

2. In the toe slab of a retaining wall, rein forcement is provided at the bottom of the slab

3.In the heel slab of a retaining wall, rein forcement is provided at the top of the slab

4.none of these.

## Question: `Post tensioning system`

1.was widely used in earlier days

2.is not economical and hence not generally used

3. is economical for large spans and is adopted now a days

4.none of these.

## Question: `The advantage of a concrete pile over a timber pile, is`

1.no decay due to termites

2.no restriction on length

3. higher bearing capacity

4.all the above.

## Question: `The design of a retaining wall assumes that the retained earth`

1.is dry

2.is free from moisture

3. is not cohesives

4.all the above.

1.6 mm

2.8 mm

3.10 mm

4.12 mm

## Question: `The effective span of a simply supported slab, is`

1. distance between the centres of the bearings

2.clear distance between the inner faces of the walls plus twice the thickness of the wall

3.clear span plus effective depth of the slab

4.none of these.

## Question: `The effective width of a column strip of a flat slab, is`

1.one-fourth the width of the panel

2.half the width of the panel

4.diameter of the column

1.0.15%

2.1.50%

3.4%

4.1%

## Question: `The minimum number of main steel bars provided in R.C.C.`

1.rectangular columns is 4

2.circular columns is 6

3.octagonal columns is 8

4.all the above.

## Question: `The number of treads in a flight is equal to`

1.risers in the flight

2.risers plus one

3.risers minus one

4.none of these.

1.0.10%

2.0.12%

3.0.15%

4.0.18%

## Question: `The reinforced concrete beam which has width 25 cm, lever arm 40 cm, shear force 6t/cm2, safe shear stress 5 kg/cm2 and B.M. 24 mt,`

1. is safe in shear

2.is unsafe in shear

3.is over safe in shear

4.needs redesigning.

## Question: `The thickness of base slab of a retaining wall generally provided, is`

1.one half of the width of the stem at the bottom

2.one-third of the width of the stem at the bottom

3.one fourth of the width of the steam at the bottom

4.width of the stem at the bottom

## Question: `The width of the flange of a T-beam should be less than`

1.one-third of the effective span of the T-beam

2. distance between the centres of T-beam

3. breadth of the rib plus twelve times the thickness of the slab

4. least of the above.

## Question: `The width of the flange of a T-beam, which may be considered to act effectively with the rib depends upon`

2.overall thickness of the rib

3. centre to centre distance between T-beams

4.all the above.

1.drop panel

2.capital