RCC Structures Design
The length of the straight portion of a bar beyond the end of the hook, should be at least

Twice the diameter
Seven times the diameter
Thrice the diameter
Four times the diameter

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RCC Structures Design
Pick up the incorrect statement from the following: Tensile reinforcement bars of a rectangular beam

Are bent up at suitable places to serve as shear reinforcement
Are curtailed if not required to resist the bending moment
Are bent down at suitable places to serve as shear reinforcement
Are maintained at bottom to provide at least local bond stress

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RCC Structures Design
Based on punching shear consideration, the overall depth of a combined footing under a column A, is

(Perimeter of column A × Safe punching stress)/(Load on column A + Upward pressure × Area of the column)
(Perimeter of column A × Safe punching stress)/(Load on column A × Upward pressure × Area of the column)
None of these
(Area of the column A × Safe punching stress)/Load on column A

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