Q. In steady flow, which one of the following changes with time

View solution

Q. The notch angle for maximum discharge over a triangular notch, is

View solution

Q. In an inclined pipe, the pressure difference at its two ends is due to

View solution

Q. Weber number is the ratio of inertia force to

View solution

Q. Though angle of deviation of liquid is more in internal mouth piece, the contraction of the jet, is

View solution

Q. For a most economical rectangular channel, the width of the channel must be

View solution

Q. The hydrostatic force acts through

View solution

Q. In an inclined position, a venturimeter records

View solution

Q. If H is the depth of water retained by a vertical wall, the height of centre of pressure above the bottom is

View solution

Q. For maximum power transmission through a nozzle, (where hf is the head lost due to friction)

View solution

Q. 'Flow net' can be drawn only if the flow is

View solution

Q. The flow in open channel is laminar if the Reynold number is

View solution

Q. The width of a weir with end contraction, is

View solution

Q. An open container filled with water is moved vertically upward with a uniform linear acceleration. The pressure at its bottom will be

View solution

Q. The gases are considered incompressible if Match number is

View solution

Q. The flow in which each liquid particle has a definite path and the paths of adjacent particles do not cross each other, is called

View solution

Q. Centre of buoyancy is

View solution

Q. The intensity of pressure due to sudden closure of a valve of a pipe in which water flows with velocity v, is directly proportional to :

View solution

Q. Total energy line is

View solution

Q. For critical flow, the Froude number is :

View solution