## RCC Structures Design MCQ Practice Questions (Civil Eng) Set 2

Options are :

• T-R
• R + T
• ?R2 + T2
• R-T

Answer :?R2 + T2

##### Thickened part of a flat slab over its supporting column, is technically known as:

Options are :

• None of these
• Capital
• Drop panel

##### Post tensioning system:

Options are :

• Is economical for large spans and is adopted now a days
• Is not economical and hence not generally used
• None of these
• Was widely used in earlier days

Answer :Is economical for large spans and is adopted now a days

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

Options are :

• Distance between the centres of T-beam
• Breadth of the rib plus twelve times the thickness of the slab
• One-third of the effective span of the T-beam
• Least of the above

Answer :Least of the above

Options are :

• A
• E
• D
• C
• B

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

Options are :

• Is free from moisture
• Is not cohesives
• Consists of granular particles
• All the above
• Is dry

Answer :All the above

##### A continuous beam shall be deemed to be a deep beam if the ratio of effective span to overall depth, is:

Options are :

• 2.5
• 2.0
• Less than 2
• Less than 2.5

Answer :Less than 2.5

Options are :

• 4%
• 1%
• 1.5%
• 0.15%

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

Options are :

• A pile is a slender member which transfers its load by friction
• A pile is a slender member which transfers the load through its lower end on a strong strata
• A pile is a slender member which transfers its load to the surrounding soil
• A pile is a cylindrical body of concrete which transfers the load at a depth greater than its width

Answer :A pile is a slender member which transfers its load to the surrounding soil

##### If T and R are tread and rise respectively of a stair, then:

Options are :

• R + 2T = 60
• 2R + T = 60
• R + 2T= 30
• 3R + 2T = 30
• 2R + T = 30

Answer :2R + T = 60

##### Design of R.C.C. simply supported beams carrying U.D.L. is based on the resultant B.M. at:

Options are :

• Supports
• Mid span
• Every section
• Quarter span

Options are :

• 0.12%
• 0.10%
• 0.20%
• 0.18%
• 0.15%

Options are :

• 15 kg/cm^(2)
• 25 kg/cm^(2)
• 10 kg/cm^(2)
• 20 kg/cm^(2)
• 5 kg/cm^(2)

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

Options are :

• All the above
• No restriction on length
• Not necessary to cut below the water mark
• No decay due to termites
• Higher bearing capacity

Answer :All the above

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

Options are :

• Clear distance between the inner faces of the walls plus twice the thickness of the wall
• Distance between the centres of the bearings
• None of these
• Clear span plus effective depth of the slab

Answer :Clear distance between the inner faces of the walls plus twice the thickness of the wall

Options are :

• D
• E
• C
• A
• B

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

Options are :

• Circular columns is 6
• Octagonal columns is 8
• All the above
• Rectangular columns is 4

Answer :All the above

Options are :

• 25°
• 45°
• 55°
• 60°
• 35°

Options are :

• D
• C
• B
• E
• A

Options are :

• 15 kg/cm^(2)
• 25 kg/cm^(2)
• 5 kg/cm^(2)
• 20 kg/cm^(2)
• 10 kg/cm^(2)

##### If diameter of a reinforcement bar is d, the anchorge value of the hook is:

Options are :

• 12d
• 8d
• 4d
• 16d
• None of these

##### In a singly reinforced beam, if the permissible stress in concrete reaches earlier than that in steel, the beam section is called:

Options are :

• Over reinforced section
• Under-reinforced section
• Critical section
• Economic section

Answer :Over reinforced section

Options are :

• 40 cm
• 37 cm
• 38 cm
• 39 cm

Options are :

• B
• D
• A
• E
• C

Options are :

• 20%
• 10%
• 30%
• 50%
• 40%

Options are :

• D
• A
• B
• C

##### Piles are usually driven by:

Options are :

• Drop hammer
• All the above
• Single acting steam hammer
• Diesel operated hammer

Answer :All the above

##### A pre-stressed concrete member:

Options are :

• is made of concrete
• possesses internal stresses
• is made of reinforced concrete
• is stressed after casting

Answer :possesses internal stresses

##### Design of R.C.C. cantilever beams, is based on the resultant force at:

Options are :

• Mid span
• Fixed end
• Free end
• Mid span and fixed support

##### Top bars are extended to the projecting parts of the combined footing of two columns L distance apart for a distance of:

Options are :

• Half the distance of projection
• 0.1 L from the outer edge of column
• 0.1 L from the centre edge of column
• One-fourth the distance of projection

Answer :0.1 L from the centre edge of column

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