An R.C.C. beam not provided with shear reinforcement may develop cracks in its bottom inclined roughly to the horizontal at
A)25°
B)35°
C)45°
D)55°

Question

Quizplus · Accepted Answer

In an R.C.C. beam without shear reinforcement, cracks typically develop at an angle of about 45° to the horizontal. This is because the principal stress direction causing these cracks aligns approximately at this angle when shear failure is imminent.

An RCC Beam Not Provided with Shear Reinforcement May Develop Cracks