Correct answer
A. both A. and B. above
Explanation
The correct answer is both A. and B. above.
The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is________?
As per ICAO recommendation, the rate of change of longitudinal gradient per 30 m length of vertical curve for A and B type of airports is limited to a maximum of________?
Imhoff cone is used to determine________?
A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to________?
The stress-strain relation of the newtoneon fluid is________?
The ground surface slopes 1 in 50 along a proposed railway embankment 150 m in length. The height of the embankment at zero chainage is 0.5 m, the width is 11 m and side slopes 2:1. If the falling gradient of the embankment is 1 in 150, the quantity of the earthwork calculated by Prismoidal formula, is________?