The interaction diagram for a rectangular reinforced column is shown below:
With reference to the interaction-curve choose the correct option/s, out of the given statements:
1
Point Q represents Balanced failure.
2
The region PQ on the curve corresponds to the Compression failure.
3
The region PQ on the curve corresponds to the Tensile failure.
4
The eccentricity varies from 0 to ∞ as the curve progresses from vertical to the horizontal axis.