RCC Structures Design
On an absolutely rigid foundation base, the pressure will

Not be uniform
Be zero at the centre of the foundation
Be uniform
Be more at the edges of the foundation

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

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

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