RCC Structures Design
A foundation is called shallow if its depth, is

Equal to its width
Three-fourth of its width
One-fourth of its width
Half of its width

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RCC Structures Design
In a beam the local bond stress Sb, is equal to

Total perimeter of reinforcement/(Leaver arm × Shear force)
Shear force/(Leaver arm × Total perimeter of reinforcement)
Leaver arm/(Bending moment × Total perimeter of reinforcement)
Leaver arm/(Shear force × Total perimeter of reinforcement)

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RCC Structures Design
If the depth of actual neutral axis of a doubly reinforced beam

Is equal to the depth of critical neutral axis; the concrete and steel attain their maximum stresses simultaneously
Is greater than the depth of critical neutral axis, the concrete attains its maximum stress earlier
All listed here
Is less than the depth of critical neutral axis, the steel in the tensile zone attains its maximum stress earlier

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