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

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RCC Structures Design
Pick up the assumption for the design of a pre-stressed concrete member from the following:

A transverse plane section remains a plane after bending
Variation of stress in reinforcement due to changes in external loading is negligible
All listed here
During deformation limits, Hook's law is equally applicable to concrete as well as to steel

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RCC Structures Design
The spacing of transverse reinforcement of column is decided by the following consideration.

All listed here
Forty-eight times the diameter of transverse reinforcement
The least lateral dimension of the column
Sixteen times the diameter of the smallest longitudinal reinforcing rods in the column

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