Cavitation In A Centrifugal Pump Can Be Avoided By Keeping The----------?
Cavitation In A Centrifugal Pump Can Be Avoided By Keeping The----------?
Outlet Pressure High | |
Outlet Pressure Low | |
Inlet Pressure High | |
Inlet Pressure Low |
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Fluid Mechanics mcqs
Cavitation Can Be Prevented By--------?
Cavitation Can Be Prevented By--------?
Maintaining Suction Head = Developed Head | |
Maintaining Suction Head Lower Than The Vapour Pressure | |
Maintaining The Suction Head Sufficiently Greater Than The Vapour Pressure | |
Suitably Designing The Pump |
Capillary Tube Method Of Viscosity Measurement Is Based On The --------?
Capillary Tube Method Of Viscosity Measurement Is Based On The --------?
Navier-Stokes Equation | |
Stoke’S Law | |
None Of These | |
Hagen-Poiseuille’S Equation |
Capillary Rise Of Mercury In A Small Diameter Tube Is Proportional To (Where, D = Diameter Of The Tube, Ζ = Surface Tension Of Mercury)--------?
Capillary Rise Of Mercury In A Small Diameter Tube Is Proportional To (Where, D = Diameter Of The Tube, Ζ = Surface Tension Of Mercury)--------?
1/ | |
1/D | |
D | |
Ζ |
Capacity Of A Rotary Gear Pump Can Be Varied By----------?
Capacity Of A Rotary Gear Pump Can Be Varied By----------?
Bypassing Liquid From The Suction Or Discharge Line | |
Bleeding Air Into Suction | |
Changing The Speed Of Rotation | |
All A., And C. |
Capacity Of A Hydraulic Accumulator Is Defined In Terms Of Maximum---------?
Capacity Of A Hydraulic Accumulator Is Defined In Terms Of Maximum---------?
Rate Of Falling Of Ram | |
Volume Available In The Cylinder | |
Amount Of Energy Stored | |
Flow Rate Through Accumulator |
Buoyant Force----------?
Buoyant Force----------?
Depends On The Weight Of The Floating Body | |
Depends On The Depth Of The Submergence Of The Floating Body | |
None Of These | |
For Non-Symmetrical Bodies Is Not Vertical |
Buckingham-Π Theorem States That In Any Physical Problem Including ‘N’ Quantities Having ‘M’ Dimensions, The Quantities Can Be Arranged Into --------- Independent Dimensionless Parameters?
Buckingham-Π Theorem States That In Any Physical Problem Including ‘N’ Quantities Having ‘M’ Dimensions, The Quantities Can Be Arranged Into --------- I
M | |
N/M | |
N | |
N-M |
Brownian Movement Is Prominent In The Particle Size Range Of --------- Microns In Case Of Settling Of A Particle In A Fluid?
Brownian Movement Is Prominent In The Particle Size Range Of --------- Microns In Case Of Settling Of A Particle In A Fluid?
2 To 3 | |
0.01 To 0.10 | |
200 To 300 | |
100 To 1000 |
Boundary Layer Thickness In Turbulent Flow Over A Flat Plate Increases As(Where, D = Distance From The Leading Edge.) ?
Boundary Layer Thickness In Turbulent Flow Over A Flat Plate Increases As(Where, D = Distance From The Leading Edge.) ?
D1/3 | |
D2/3 | |
√D | |
D4/5 |
Boundary Layer Thickness In Laminar Flow Over A Flat Plate Increases As(Where, D = Distance From The Leading Edge.) ?
Boundary Layer Thickness In Laminar Flow Over A Flat Plate Increases As(Where, D = Distance From The Leading Edge.) ?
D2 | |
D1/3 | |
√D | |
D2/3 |
Boundary Layer Separation Occurs When The--------?
Boundary Layer Separation Occurs When The--------?
Pressure Reaches A Minimum | |
Velocity Of Sound Is Reached | |
Valve Is Closed In A Pipeline | |
Cross-Section Of The Channel Is Reduced |
Boundary Layer Separation Is Characterised By One Of The Conditions Given Below, Where ‘Re’ Is The Reynolds Number For The Flow. Select The Appropriate Conditions ?
Boundary Layer Separation Is Characterised By One Of The Conditions Given Below, Where ‘Re’ Is The Reynolds Number For The Flow.
Re <> 1, Accelerating Flow | |
Re < 1>, Decelerating Flow | |
Re << 1, Decelerating Flow | |
Re >>1, Decelerating Flow |
Boundary Layer Separation Is Caused By The---------?
Boundary Layer Separation Is Caused By The---------?
Boundary Layer Thickness Reducing To Zero | |
Adverse Pressure Gradient | |
Reduction Of Pressure To Vapour Pressure | |
Reduction Of Pressure Gradient To Zero |
Boundary Layer Separation Is Caused By The --------?
Boundary Layer Separation Is Caused By The --------?
Reduction Of Pressure Below Vapour Pressure | |
Reduction Of Pressure Gradient To Zero | |
Adverse Pressure Gradient | |
Reduction Of Boundary Layer Thickness To Zero |
Boundary Layer Exists In Flow---------?
Boundary Layer Exists In Flow---------?
Of Ideal Fluids Only | |
Over Flat Surfaces Only | |
Of Real Fluids | |
In Pipes Only |
Boiler Feed Water Pump Is Usually A ---------- Pump?
Boiler Feed Water Pump Is Usually A ---------- Pump?
Reciprocating | |
Diaphragm | |
Gear | |
Multistage Centrifugal |
Bernoulli‟S Equation Does Not Apply To The Functioning Of A/An----------?
Bernoulli‟S Equation Does Not Apply To The Functioning Of A/An----------?
Venturimeter | |
None Of These | |
Orificemeter | |
Pitot Tube |
Bernoulli’S Equation Is Not Applicable, When The Flow Is-----------?
Bernoulli’S Equation Is Not Applicable, When The Flow Is-----------?
Viscous | |
Irrotational | |
All A., & C. | |
Incompressible |
Bernoulli’S Equation Is Dependent On The----------?
Bernoulli’S Equation Is Dependent On The----------?
Third Law Of Thermodynamics | |
First Law Of Thermodynamics | |
Law Of Conservation Of Momentum | |
None Of These |
Bernoulli’S Equation For Steady, Frictionless, Continuous Flow States That The ---------- At All Sections Is Same?
Bernoulli’S Equation For Steady, Frictionless, Continuous Flow States That The ---------- At All Sections Is Same?
Total Energy | |
Velocity Head | |
None Of These | |
Total Pressure |
Bernoulli’S Equation Describes The -----------?
Bernoulli’S Equation Describes The -----------?
Kinetic Energy Balance In Laminar Flow | |
Mechanical Energy Balance In Potential Flow | |
Mechanical Energy Balance In Turbulent Flow | |
Mechanical Energy Balance In Boundary Layer |
Bernoulli’S Equation Accounts For The---------?
Bernoulli’S Equation Accounts For The---------?
None Of These | |
Different Forms Of Mechanical Energy | |
Various Masses | |
Various Momentums |
Bed Pressure Drop In An Air Fluidised Bed Of Catalyst Particles (Ρp = 200 Kg/M3, Dp = 0.05 Cm) Of 60 Cm Bed Depth And Bed Porosity Of 0.5 Expressed In Cm Of Water (Manometer) Is--------?
Bed Pressure Drop In An Air Fluidised Bed Of Catalyst Particles (Ρp = 200 Kg/M3, Dp = 0.05 Cm) Of 60 Cm Bed Depth And Bed Porosity Of 0.5 Expressed In C
60 | |
30 | |
90 | |
45 |
Baffles In Mixing Tanks Are Provided To----------?
Baffles In Mixing Tanks Are Provided To----------?
Aid In Rotational Flow | |
None Of These | |
Increase The Structural Strength Of The Tank | |
Reduce Swirling And Vortex Formation |