1452Civil EngineeringMedium
A singly reinforced beam has breadth b, effective depth d, depth of neutral axis n and critical neutral axis n1. If fc and ft are permissible compressive and tensile stresses, the moment to resistance of the beam, is________?
AAtft (d – n/3)
B1⁄2 n1 (1 – n1/3) cbd2
CAll the above
Dbn (fc/2) (d – n/3)
Correct answer
C. All the above
Explanation
The correct answer is All the above.