A pre-stressed rectangular beam which carries two concentrated loads W at L/3 from either end, is provided with a bent tendon with tension P such that central one-third portion of the tendon remains parallel to the longitudinal axis, the maximum dip h is

RCC Structures Design
A pre-stressed rectangular beam which carries two concentrated loads W at L/3 from either end, is provided with a bent tendon with tension P such that central one-third portion of the tendon remains parallel to the longitudinal axis, the maximum dip h is

WL/3P

WL/4P

WL/2P

WL/P

WL/3P

WL/4P

WL/2P

WL/P

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RCC Structures Design
A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm² steel. If the modular ratio (m) is 15, the depth of the neutral axis, is

30 cm

25 cm

20 cm

35 cm

30 cm

25 cm

20 cm

35 cm

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RCC Structures Design
If the modular ratio is ‘m’, steel ratio is ‘r’ and overall depth of a beam is ‘d’, the depth of the critical neutral axis of the beam, is

[m/(m + r)] d

[m/(m - r)] d

[(r - m)/m] d

[(m + r)/m] d

[m/(m + r)] d

[m/(m - r)] d

[(r - m)/m] d

[(m + r)/m] d

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RCC Structures Design
According to load factor method, the permissible load ‘W’ on a short column reinforced with longitudinal bars and lateral stirrups, is

Stress in concrete × area of concrete

Stress in steel × area of steel

Stress in concrete × area of concrete + Stress in steel × area of steel

None of these

Stress in concrete × area of concrete

Stress in steel × area of steel

Stress in concrete × area of concrete + Stress in steel × area of steel

None of these

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RCC Structures Design
For a ribbed slab

Clear spacing between ribs shall not be greater than 4.5 cm

All listed here

Overall depth of the slab shall not exceed four times the breadth of the rib

Width of the rib shall not be less than 7.5 cm

Clear spacing between ribs shall not be greater than 4.5 cm

All listed here

Overall depth of the slab shall not exceed four times the breadth of the rib

Width of the rib shall not be less than 7.5 cm

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RCC Structures Design
The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is

52.5

51.5

53.5

54.5

52.5

51.5

53.5

54.5

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RCC Structures Design

RCC Structures Design A pre-stressed rectangular beam which carries two concentrated loads W at L/3 from either end, is provided with a bent tendon with tension P such that central one-third portion of the tendon remains parallel to the longitudinal axis, the maximum dip h is

RCC Structures Design A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm² steel. If the modular ratio (m) is 15, the depth of the neutral axis, is

RCC Structures Design If the modular ratio is ‘m’, steel ratio is ‘r’ and overall depth of a beam is ‘d’, the depth of the critical neutral axis of the beam, is

RCC Structures Design According to load factor method, the permissible load ‘W’ on a short column reinforced with longitudinal bars and lateral stirrups, is

RCC Structures Design For a ribbed slab

RCC Structures Design The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is

RCC Structures Design
A pre-stressed rectangular beam which carries two concentrated loads W at L/3 from either end, is provided with a bent tendon with tension P such that central one-third portion of the tendon remains parallel to the longitudinal axis, the maximum dip h is

RCC Structures Design
A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm² steel. If the modular ratio (m) is 15, the depth of the neutral axis, is

RCC Structures Design
If the modular ratio is ‘m’, steel ratio is ‘r’ and overall depth of a beam is ‘d’, the depth of the critical neutral axis of the beam, is

RCC Structures Design
According to load factor method, the permissible load ‘W’ on a short column reinforced with longitudinal bars and lateral stirrups, is

RCC Structures Design
For a ribbed slab

RCC Structures Design
The stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30° and 2000 kg respectively, the effective width of the stem at the bottom, is