# Engineering-Civil -MCQ RCC Structures Design / Section 2 Sample Test,Sample questions

## Question: ``` In a singly reinforced beam, the effective depth is measured from its compression edge to```

1.tensile edge

2. tensile reinforcement

3.neutral axis of the beam

4.longitudinal central axis.

1.12 mm

2.6 mm

3.20 mm

4.22 mm

## Question: ``` The toe projection of foundation slabs is taken```

1.as one third of the base

2.as one sixth of overall height of the wall

3.equal to heel slab

4. below ground surface.

1.30

2.35

3.40

4.45

## Question: ``` If the depth of actual neutral axis of a doubly reinforced beam```

1.is greater than the depth of critical neutral axis, the concrete attains its maximum stress earlier

2.is less than the depth of critical neutral axis, the steel in the tensile zone attains its maximum stress earlier

3.is equal to the depth of critical neutral axis, the concrete and steel attain their maximum stresses simultanesouly

4.all the above.

1.4 mm

2.5 mm

3.6 mm

4.8 mm

1.4 cm

2.6 m

3.8 m

4.10 m

## Question: ``` If the ratio of the span to the overall depth does not exceed 10, the stiffness of the beam will ordinarily be satisfactory in case of a```

1.simply supported beam

2.continuous beam

3.cantilever beam

4.none of these.

1.20 cm

2. 30 cm

3.40 cm

4. 60 cm

## Question: ``` 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```

1.shear force

2.area of the section

3.distance of the C.G. of the area from its neutral axis

4.moment of the beam section about its neutral axis

## Question: ``` Steel beam theory is used for```

1. design of simple steel beams

2.steel beams encased in concrete

3.doubly reinforced beams ignoring compressive stress in concrete

4. beams if shear exceeds 4 times allowable shear stress.

## Question: ``` Steel beam theory is used for```

1.design of simple steel beams

2. steel beams encased in concrete

3.doubly reinforced beams ignoring compressive stress in concrete

4.beams if shear exceeds 4 times allowable shear stress.

## Question: ``` To ensure uniform pressure distribution, the thickness of the foundation, is```

1.kept uniform throughout

4.kept zero at the edge.

## Question: `A T-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis`

1. remains within the flange

2.remains below the slab

3.coincides the geometrical centre of the beam

4. none of these.

1.20 cm

2. 30 cm

3.40 cm

4. 50 cm

## Question: `Distribution of shear intensity over a rectangular section of a beam, follows :`

1. a circular curve

2.a straight line

3.a parabolic curve

4.an elliptical curve

## Question: `Distribution reinforcement in a simply supported slab, is provided to distribute`

2.temperature stress

3. shrinkage stress

4. all the above.

1.4 cm

2.6 cm

3.8 cm

4.12 cm.

1.5 cm

2.10 cm

3.15 cm

4.20 cm

1. 50 cm

2.100 cm

3.150 cm

4.200 cm

1.0.50%

2.0.60%

3.0.70%

4.0.80%

1.0.2

2.0.3

3.0.4

4.0.5

1.0.107 L

2. 0.207 L

3.0.307 L

4. 0.407 L

## Question: `Pick up the incorrect statement from the following: Tensile reinforcement bars of a rectangular beam`

1.are curtailed if not required to resist the bending moment

2. are bent up at suitable places to serve as shear reinforcement

3.are bent down at suitable places to serve as shear reinforcement

4. are maintained at bottom to provide at least local bond stress.

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

1.Plain ceiling provides the best property diffusing light

2. In the absence of beams, it is easier to install piping

3. In the absence of beams, it is easier to paint

4.All the above.

## Question: `The advantage of reinforced concrete, is due to`

1.monolithic character

2.fire-resisting and durability

3. economy because of less maintenance cost

4.All the above.

1.rise

2.flight

3.winder

## Question: `The length of lap in tension reinforcement should not be less than the bar diameter x (actual tension / four times the permissible average bond stress) if it is more than`

1. 18 bar diameters

2.24 bar diameters

3.30 bar diameters

4.36 bar diameters

## Question: `The length of the straight portion of a bar beyond the end of the hook, should be at least`

1.twice the diameter

2.thrice the diameter

3.four times the diameter

4.seven times the diameter.

1.8

2.10

3.12

4.14

## Question: `The maximum shear stress (qmax) in a rectangular beam is`

1.1.25 times the average

2.1.50 times the average

3.1.75 times the average

4. 2.0 times the average

## Question: `The radius of a bar bend to form a hook, should not be less than`

1.twice the diameter

2.thrice the diameter

3.four times the diameter

4.five times the diameter

## Question: `The shear reinforcement in R.C.C. is provided to resist`

1.vertical shear

2. horizontal shear

3.diagonal compression

4. diagonal tension.

1.3 cm to 5 cm

2.5 cm to 8 cm

3.8 cm to 10 cm

4.12 cm to 15 cm

## Question: `The toe projection of foundation slabs is taken`

1.as one third of the base

2.as one sixth of overall height of the wall

3.equal to heel slab

4.below ground surface.

## Question: `The weight of a foundation is assumed as`

1.5% of wall weight

2. 7% of wall weight

3.10% of wall weight

4.12% of wall weight

1.h/4

2.h/3

3.h/2

4.2h/3

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