2151. Pick up the incorrect statement from the following: Tensile reinforcement bars of a rectangular beam_______________?

A. Are curtailed if not required to resist the bending moment
B. Are bent up at suitable places to serve as shear reinforcement
C. Are bent down at suitable places to serve as shear reinforcement
D. Are maintained at bottom to provide at least local bond stress
✅ The correct answer is option C.

2157. A pre-stressed rectangular beam which carries two concentrated loads W at L/3 from either end, is provided with a bent tendon with tension P such that central one-third portion of the tendon remains parallel to the longitudinal axis, the maximum dip h is_____________________?

A. WL/P
B. WL/2P
C. WL/3P
D. WL/4P
✅ The correct answer is option C.

2158. The length of lap in tension reinforcement should not be less than the bar diameter × (actual tension / four times the permissible average bond stress) if it is more than_______________?

A. 18 bar diameters
B. 24 bar diameters
C. 30 bar diameters
D. 36 bar diameters
✅ The correct answer is option C.