What is the correct answer?


An error of 1% in measuring head over the apex of the notch (H) will produce an error of _________ in discharge over a triangular notch.

A. 1 %

B. 1.5 %

C. 2 %

D. 2.5 %

Correct Answer :

D. 2.5 %

Related Questions

A liquid would wet the solid, if adhesion forces as compared to cohesion… The top of the weir over which the water flows is known as A compound pipe is required to be replaced by a new pipe. The two pipes… For hypersonic flow, the Mach number is The velocity of jet of water travelling out of opening in a tank filled… The value of coefficient of discharge is __________ the value of coefficient… In a lock-gate, the reaction between two gates is (where P = Resultant… The loss of head at exit of a pipe is (where v = Velocity of liquid in… A bucket of water is hanging from a spring balance. An iron piece is suspended… Which of the following statement is wrong? Which of the following is an example of laminar flow? The surface tension of mercury at normal temperature compared to that… The force present in a moving liquid is A pitot tube is used to measure the The ratio of the inertia force to the __________ is called Euler's number. If mercury in a barometer is replaced by water, the height of 3.75 cm… The resultant upward pressure of the fluid on an immersed body is called The loss of pressure head in case of laminar flow is proportional to An ideal flow of any fluid must fulfil the following The Bernoulli's equation is based on the assumption that Reynold's number is the ratio of inertia force to The pressure in the air space above an oil (sp. gr. 0.8) surface in a… The error in discharge (dQ/Q) to the error in measurement of head (dH/H)… Dynamic viscosity of most of the liquids with rise in temperature The water pressure per metre length on a vertical masonry wall of dam… A hemispherical tank of radius (R) has an orifice of cross-sectional area… Whenever a plate is held immersed at some angle with the direction of… The angle of contact in case of a liquid depends upon The pressure of fluid due to hammer blow is Buoyant force is