The Cippoletti weir is a ……………. weir? Mark as favorite Copy Link rectangular triangular trapezoidal circular Check Answer
A channel is said to be of most economical cross-section, if? Mark as favorite Copy Link it gives maximum discharge for a given cross-sectional area and bed slope it has minimum wetted perimeter it involves lesser excavation for the designed am all of the above Check Answer
The hydraulic mean depth or the hydraulic radius is the ratio of? Mark as favorite Copy Link area of flow and wetted perimeter wetted perimeter and diameter of pipe velocity of flow and area of flow none of these Check Answer
An error of 1% in measuring head over the crest of the notch (H) will produce an error of …… in discharge over a triangular notch? Mark as favorite Copy Link 1% 1.5% 2% 2.5% Check Answer
An internal mouthpiece is said to be running free if the length of the mouthpiece is diameter of the orifice? Mark as favorite Copy Link less than twice more than twice less than three times more than three times Check Answer
In an internal mouthpiece, if the jet after contraction does not touch the sides of the mouth piece, then the mouthpiece is said to be? Mark as favorite Copy Link running full running free partially running full partially running free Check Answer
When the flow in an open channel is gradually varied, the flow is said to be? Mark as favorite Copy Link steady uniform flow steady non-uniform flow unsteady uniform flow unsteady non-uniform flow Check Answer
The frictional resistance of a pipe varies approximately with ………… of the liquid? Mark as favorite Copy Link pressure velocity square of velocity cube of velocity Check Answer
The Euler’s equation for the motion of liquids is based upon the assumption? Mark as favorite Copy Link the fluid is non- viscous, homogeneous and incompressible the velocity of flow is uniform over the section the flow is continuous, steady and along the stream line all of the above Check Answer
A manometer is used to measure? Mark as favorite Copy Link atmospheric pressure pressure in pipes and channels pressure in venturimeter difference of pressures between two points in a pipe Check Answer