For the following questions answer them individually
The most economical section of a trapezoidal channel is one which has hydrulicmean depth equal to:
Match List I with II and select correct answer from the codes given below the Lists:
Figure
A short column 300 mm x 300 mm is reinforced with 4 bars of 20mm dia. (Fe-415 grade). If concrete is M-20 grade, the max. axial load Pu (kN) allowed on it is: