0.34 times
0.67 times
0.81 times
0.95 times
C. 0.81 times
2 meters of water column
3 meters of water column
5 meters of water column
6 meters of water Column
Straight line
Parabolic curve
Hyperbolic curve
Elliptical
In a compressible flow, the volume of the flowing liquid changes during the flow
A flow, in which the volume of the flowing liquid does not change, is called incompressible flow
When the particles rotate about their own axes while flowing, the flow is said to be rotational flow
All of the above
Specific weight
Specific mass
Specific gravity
Specific density
K.ρ
K/ρ
ρ/K
None of these
Narrow-crested weir
Broad-crested weir
Ogee weir
Submerged weir
Pressure in pipes, channels etc.
Atmospheric pressure
Very low pressure
Difference of pressure between two points
The direction and magnitude of the velocity at all points are identical
The velocity of successive fluid particles, at any point, is the same at successive periods of time
The magnitude and direction of the velocity do not change from point to point in the fluid
The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane
At the inlet
At the outlet
At the summit
At any point between inlet and outlet
Width of channel at the top is equal to twice the width at the bottom
Depth of channel is equal to the width at the bottom
The sloping side is equal to half the width at the top
The sloping side is equal to the width at the bottom
Increases
Decreases
Remain unaffected
Unpredictable
0.001
0.01
0.1
1
Mass
Momentum
Energy
Work
Less than
More than
Equal to
None of these
Less than unity
Unity
Between 1 and 6
None of these
Internal
External
Both A and B
None of these
The bodies A and B have equal stability
The body A is more stable than body B
The body B is more stable than body A
The bodies A and B are unstable
A compressible
An incompressible
Both A and B
None of these
Maximum
Minimum
Zero
Nonzero finite
2.89 kN
8.29 kN
9.28 kN
28.9 kN
Real fluid
Ideal fluid
Newtonian fluid
Non-Newtonian fluid
Pascal's law
Archimedess principle
D-Alembert's principle
None of these
Open channel/pipe flow
Compressibility of fluids
Conservation of mass
Steady/unsteady flow
Planes of the body are completely smooth
Space around the body is completely filled with the fluid
Fluid particles do not exert any influence on one another
All of the above
Buoyancy
Equilibrium of a floating body
Archimedes' principle
Bernoulli's theorem
Higher surface tension
Lower surface tension
Surface tension is no criterion
High density and viscosity
100 litres
250 litres
500 litres
1000 litres
Remains constant
Increases
Decreases
Depends upon mass of liquid
Double
Four times
Eight times
Sixteen times
Orifice
Notch
Weir
Dam