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RCC Structures Design

If the depth of actual neutral axis of a doubly reinforced beam______________?

MCQs / Q&A, RCC Structures Design /
If the depth of actual neutral axis of a doubly reinforced beam______________?

A. Is greater than the depth of critical neutral axis, the concrete attains its maximum stress earlier
B. Is less than the depth of critical neutral axis, the steel in the tensile zone attains its maximum stress earlier
C. Is equal to the depth of critical neutral axis; the concrete and steel attain their maximum stresses simultaneously
D. All the above

If the depth of actual neutral axis of a doubly reinforced beam______________? Read More »

MCQs / Q&A, RCC Structures Design

The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm 2 respectively. If m = 15, the depth of its neutral axis is_______________?

MCQs / Q&A, RCC Structures Design /
The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm 2 respectively. If m = 15, the depth of its neutral axis is_______________?

A. 20 cm
B. 25 cm
C. 30 cm
D. 35 cm

The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm 2 respectively. If m = 15, the depth of its neutral axis is_______________? Read More »

MCQs / Q&A, RCC Structures Design

is the pre-stressed force applied to the tendon of a rectangular pre-stressed beam whose area of cross section is and sectional modulus is . The maximum stress in the beam, subjected to a maximum bending moment , is_________________?

MCQs / Q&A, RCC Structures Design /
is the pre-stressed force applied to the tendon of a rectangular pre-stressed beam whose area of cross section is and sectional modulus is . The maximum stress in the beam, subjected to a maximum bending moment , is_________________?

A. f = (P/A) + (Z/M)
B. f = (A/P) + (M/Z)
C. f = (P/A) + (M/Z)
D. f = (P/A) + (M/6Z)

is the pre-stressed force applied to the tendon of a rectangular pre-stressed beam whose area of cross section is and sectional modulus is . The maximum stress in the beam, subjected to a maximum bending moment , is_________________? Read More »

MCQs / Q&A, RCC Structures Design

For the design of a simply supported T-beam the ratio of the effective span to the overall depth of the beam is limited to______________?

MCQs / Q&A, RCC Structures Design /
For the design of a simply supported T-beam the ratio of the effective span to the overall depth of the beam is limited to______________?

A. 10
B. 15
C. 25
D. 20

For the design of a simply supported T-beam the ratio of the effective span to the overall depth of the beam is limited to______________? Read More »

MCQs / Q&A, RCC Structures Design

To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is________________?

MCQs / Q&A, RCC Structures Design /
To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is________________?

A. 0.107 L
B. 0.207 L
C. 0.307 L
D. 0.407 L

To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is________________? Read More »

MCQs / Q&A, RCC Structures Design