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

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

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RCC Structures Design
Steel beam theory is used for

Design of simple steel beams
Beams if shear exceeds 4 times allowable shear stress
Steel beams encased in concrete
Doubly reinforced beams ignoring compressive stress in concrete

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