Remains horizontal
Becomes curved
Falls on the front end
Falls on the back end
C. Falls on the front end
Real fluid
Ideal fluid
Newtonian fluid
Non-Newtonian fluid
Q = Cd × a × 2gh
Q = (2/3). Cd × a × h
Q = (Cd × a)/√(2gh)
Q = (3Cd × a)/√(2h)
Weber's number is the ratio of inertia force to elastic force.
Weber's number is the ratio of gravity force to surface tension force.
Weber's number is the ratio of viscous force to pressure force.
Weber's number is the ratio of inertia force to surface tension force.
Centre of gravity
Centre of depth
Centre of pressure
Centre of immersed surface
Pascal law
Newton's law of viscosity
Boundary layer theory
Continuity equation
Surface tension force
Viscous force
Gravity force
Elastic force
Half the depth
Half the breadth
Twice the depth
Twice the breadth
There is excessive leakage in the pipe
The pipe bursts under high pressure of fluid
The flow of fluid through the pipe is suddenly brought to rest by closing of the valve
The flow of fluid through the pipe is gradually brought to rest by closing of the valve
Pascal's law
Dalton's law of partial pressure
Newton's law of viscosity
Avogadro's hypothesis
Higher
Lower
Same as
None of these
Remains constant
Increases
Decreases
Depends upon mass of liquid
Cd × a × √(2gH)
Cd × a × √(2g) × H3/2
Cd × a × √(2g) × H2
Cd × a × √(2g) × H5/2
Gravitational force is equal to the up-thrust of the liquid
Gravitational force is less than the up-thrust of the liquid
Gravitational force is more than the up-thrust of the liquid
None of the above
Weir
Notch
Orifice
None of these
The liquid particles at all sections have the same velocities
The liquid particles at different sections have different velocities
The quantity of liquid flowing per second is constant
Each liquid particle has a definite path
Pressure in gases
Liquid discharge
Pressure in liquids
Gas velocities
w
wh
w/h
h/w
wH
wH/2
wH2/2
wH2/3
Specific gravity = gravity × density
Dynamic viscosity = kinematic viscosity × density
Gravity = specific gravity × density
Kinematic viscosity = dynamic viscosity × density
Up-thrust
Reaction
Buoyancy
Metacentre
Sinθ
1/Sinθ
Cosθ
1/Cosθ
Velocity of approach
Lower critical velocity
Higher critical velocity
None of these
Neutral equilibrium
Stable equilibrium
Unstable equilibrium
None of these
Surface tension
Capillarity
Viscosity
Shear stress in fluids
Cylindrical shape
Convergent shape
Divergent shape
Convergent-divergent shape
Higher surface tension
Lower surface tension
Surface tension is no criterion
High density and viscosity
It is incompressible
It has uniform viscosity
It has zero viscosity
It is at rest
Velocity of flow is very high
Discharge is difficult to measure
Mach number is between 1 and 6
None of these
μ π³ N² R² /1800 t
μ π³ N² R⁴ /1800 t
μ π³ N² R² /3600 t
μ π³ N² R⁴ /3600 t
Critical velocity
Velocity of approach
Sub-sonic velocity
Super-sonic velocity