A body of dimensions 1.5 m x 1.0 m x 2 m weighskg in water. Its specific gravity is
The metacentric height of a body equals the distance between
Total energy line is
'Flow net' can be drawn only if the flow is
In a two dimensional flow if the components of the velocity are u = ax ; v = by, the point where no motion occurs, is known as
The flow in a channel is said to be non-uniform, if
The flow in which each liquid particle has a definite path and the paths of adjacent particles do not cross each other, is called
Though angle of deviation of liquid is more in internal mouth piece, the contraction of the jet, is
The hydrostatic force acts through
An orifice is called a large orifice if water head, is
To ensure that water does not rise more thancm above the crest, for a discharge of 5.m3/sec, the length of water will be
If H is height of the liquid above the sill, the effect of end contractions, according to Francis formula, is
Discharge through a totally submerged orifice, is directly proportional to
For critical flow, the Froude number is :
The flow in open channel is laminar if the Reynold number is
Most economical section of a circular channel for maximum velocity, is if,
In an inclined position, a venturimeter records
For a most economical trapezoidal open channel, the half of the top width must be equal to
The pressure less than atmospheric , pressure, is known
For solving the problems is hydraulic engineering, the velocity used is
One metric slug is equal to
The dimensions MLT-2 refers to
Pick up the correct statement from the following :
Frictional loss of head includes the loss of energy due to
Pick up the correct statement regarding convergent divergent mouth piece from the following :
If H is the difference of liquid levels on two sides of an orifice (width b, depth d), the discharge through the orifice will be
The shape of fire hose nozzle is generally kept
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