Atmospheric pressure
Pressure in pipes and channels
Pressure in Venturimeter
Difference of pressures between two points in a pipe
B. Pressure in pipes and channels
Decreases
Increases
Remain same
None of these
Pressure in pipe, channels etc.
Atmospheric pressure
Very low pressures
Difference of pressure between two points
It has low vapour pressure
It is clearly visible
It has low surface tension
It can provide longer column due to low density
The weight of the body
More than the weight of the body
Less than the weight of the body
Weight of the fluid displaced by the body
Compressibility
Surface tension
Cohesion
Adhesion
Atmospheric pressure
Surface tension
Force of adhesion
Force of cohesion
2gH
H × √(2g)
2g × √H
√(2gh)
Continuity equation
Bernoulli's equation
Pascal's law
Archimedess principle
Specific weight
Specific mass
Specific gravity
Specific density
1.84 (L - 0.1nH)H3/2
1.84 (L - nH)H2
1.84 (L - 0.1nH)H5/2
1.84 (L - nH)H3
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
Sub-sonic velocity
Super-sonic velocity
Lower critical velocity
Higher critical velocity
Specific weight
Mass density
Specific gravity
None of these
Buoyancy, gravity
Buoyancy, pressure
Buoyancy, inertial
Inertial, gravity
Meta centre should be above e.g.
Centre of buoyancy and e.g. must lie on same vertical plane
A righting couple should be formed
All of the above
N-m/s
N-s/m2
m2/s
N-m
25 kN/ m²
245 kN/ m²
2500 kN/m²
2.5 kN/ m²
Steady flow
Turbulent flow
Laminar flow
Non-uniform flow
Is steady
Is one dimensional
Velocity is uniform at all the cross sections
All of the above
Real
Ideal
Newtonian
Non-Newtonian
Rectangular
Triangular
Trapezoidal
Circular
Less than 2000
Between 2000 and 2800
More than 2800
None of these
Cannot be compressed
Occupy definite volume
Are not affected by change in pressure and temperature
None of the above
100 litres
250 litres
500 litres
1000 litres
Higher
Lower
Same
Higher/lower depending on temperature
The pressure below the nappe is atmospheric
The pressure below the nappe is negative
The pressure above the nappe is atmospheric
The pressure above the nappe is negative
Moving
Viscous
Viscous and static
Viscous and moving
Steady flow
Uniform flow
Free vortex
Forced vortex
The pressure at any location reaches an absolute pressure equal to the saturated vapour pressure of the liquid
Pressure becomes more than critical pressure
Flow is increased
Pressure is increased
Less than
Same as
More than
None of these