engineering recuitment MPPGCL JE 2024 Mock Test Reinforced Concrete Structures Beams and Slabs Beams
Choose the correct option with reference to IS 456:2000, for singly reinforced section:
1
The maximum value of lever arm is d - xu, max
2
The depth of the rectangular portion of stress block is \(\frac{4}{7}\;{X_{u,\;max}}\)
3
The maximum value of lever arm is d - 0.42 xu, max
4
Both 2 and 3