Continuity equation
Bernoulli's equation
Pascal's law
Archimedess principle
B. Bernoulli's equation
It is easier to see through the glass tube
Glass tube is cheaper than a metallic tube
It is not possible to conduct this experiment with any other tube
All of the above
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
Real fluid
Ideal fluid
Newtonian fluid
Non-Newtonian fluid
wA
wx
wAx
wAx/sinθ
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
Steady flow
Unsteady flow
Laminar flow
Turbulent flow
Ratio of inertial force to force due to viscosity
Ratio of inertial force to force due to gravitation
Ratio of inertial force to force due to surface tension
All the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity
Low pressure
High pressure
Low velocity
High velocity
0.5
0.4
0.515
0.5
Maximum
Minimum
Zero
Nonzero and finite
Incompressible
Compressible
Viscous
None of these
Resultant force acting on a floating body
Equal to the volume of liquid displaced
Force necessary to keep a body in equilibrium
The resultant force on a body due to the fluid surrounding it
Cylindrical shape
Convergent shape
Divergent shape
Convergent-divergent shape
Shear stress to shear strain
Increase in volume to the viscosity of fluid
Increase in pressure to the volumetric strain
Critical velocity to the viscosity of fluid
Pressure in pipes, channels etc.
Atmospheric pressure
Very low pressure
Difference of pressure between two points
1.84 (L - 0.1nH)H3/2
1.84 (L - nH)H2
1.84 (L - 0.1nH)H5/2
1.84 (L - nH)H3
Buoyancy
Equilibrium of a floating body
Archimedes' principle
Bernoulli's theorem
dQ/Q = (1/2) × (dH/H)
dQ/Q = (3/4) × (dH/H)
dQ/Q = (dH/H)
dQ/Q = (3/2) × (dH/H)
The pressure on the wall at the liquid level is minimum
The pressure on the bottom of the wall is maximum
The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum
The pressure on the bottom of the wall is zer
1000 N/m3
10000 N/m3
9.81 × 103 N/m3
9.81 × 10⁶ N/m3
Quasi-static
Steady state
Laminar
Uniform
A compressible
An incompressible
Both A and B
None of these
Steady flow
Uniform flow
Streamline flow
Turbulent flow
Supersonics, as with projectiles and jet propulsion
Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.
Simultaneous motion through two fluids where there is a surface of discontinuity, gravity force, and wave making effects, as with ship's hulls
All of the above
Sinθ
1/Sinθ
Cosθ
1/Cosθ
Equal to
Less than
More than
None of these
10-2 m2/s
10-3 m2/s
10-4 m2/s
10-6 m2/s
Neutral equilibrium
Stable equilibrium
Unstable equilibrium
None of these
The size of orifice is large
The velocity of flow is large
The available head of liquid is more than 5 times the height of orifice
The available head of liquid is less than 5 times the height of orifice
The center of buoyancy is located at the center of gravity of the displaced liquid
For stability of a submerged body, the center of gravity of body must lie directly below the center of buoyancy
If C.G. and center of buoyancy coincide, the submerged body must lie at neutral equilibrium for all positions
All floating bodies are stable