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Which Of The Following Is Used For Very Accurate Measurement Of Flow Of Gas At Low Velocity ?
Pitot Tube | |
Segmental Orificemeter | |
Hot Wire Anemometer | |
Rotameter |
Which Of The Following Is Used For Pumping Crude Oil From Oil Well ?
Gear Pump | |
Duplex/Triplex Reciprocating Pump | |
Screw Pump | |
Single Stage Centrifugal Pump |
Which Of The Following Is The Most Common Pump For Pumping Either Raw Sewage Or Sludge ?
Reciprocating Pump | |
Gear Pump | |
Centrifugal Pump | |
Electromagnetic Pump |
Which Of The Following Is The „Blasius Equation‟, Relating Friction Factor To The Reynolds Number ?
Both ‘A’ And ‘B’ | |
F = 0.079.Nre-0.25 | |
None Of These | |
F-0.5 = 4.07 Loge (Nref)-0.6 |
Which Of The Following Is Not Dimension-Less ?
Pressure Co-Efficient | |
Kinematic Viscosity | |
Froude Number | |
None Of These |
Which Of The Following Is Not Concerned With The Fluid-Particle Interaction ?
Weber Number | |
Froude Number | |
Galileo Number | |
Drag Co-Efficient |
Which Of The Following Is Not An Advantage Of Fluidisation From Transfer Operation Point Of View ?
Intimate Contact Of The Fluid With All Parts Of The Solid Particles | |
Minimisation Of Temperature Variation | |
Lower Fluid Pumping Power Requirement | |
Prevention Of Particle Segregation |
Which Of The Following Is Not A Dimension-Less Parameter ?
Pressure-Co-Efficient | |
Froude Number | |
Kinematic Viscosity | |
Weber Number |
Which Of The Following Is Most Prone To Pulsating Discharge Flow ?
Axial Flow Pump | |
Reciprocating Pump | |
Centrifugal Pump | |
Gear Pump |
Which Of The Following Is Dimensionless ?
None Of These | |
Fanning Friction Factor | |
Angular Velocity | |
Specific Volume |
Which Of The Following Is An Undesirable Property Of A Manometric Liquid ?
Non-Sticky & Non-Corrosive Nature | |
High Vapour Pressure | |
Low Viscosity & Surface Tension | |
Low Co-Efficient Of Thermal Expansion |
Which Of The Following Is A Newtonian Fluid ?
Quicksand | |
Rubber Latex | |
Non-Colloidal Solution | |
Sewage Sludge |
Which Of The Following Is A Dimensionless Parameter ?
Angular Velocity | |
Specific Weight | |
Kinematic Viscosity | |
None Of These |
Which Of The Following Has The Minimum Compressibility ?
Air At Room Temperature | |
Water At Room Temperature | |
Nitrogen At Room Temperature | |
Oxygen At Room Temperature |
Which Of The Following Has The Maximum Compression Ratio ?
Vacuum Pump | |
Blower | |
Fan | |
Compressor |
Which Of The Following Fluid Forces Are Not Considered In The Navier-Stoke’S Equation ?
Viscous Forces | |
Gravity Forces | |
Pressure Forces | |
Turbulent Forces |
Which Of The Following Flow Measuring Devices Is An Area Meter ?
Venturimeter | |
Orificemeter | |
Rotameter | |
Anemometer |
Which Of The Following Factors Does Not Contribute To The Pressure Drop In A Pipeline ?
None Of These | |
Velocity Of Fluid | |
Length Of Pipe And Number Of Bends | |
Size Of Pipe |
Which Of The Following Facilitates Close Control Of Flow Of Fluids ?
Gate Valve | |
Butterfly Valve | |
Globe Valve | |
Check Valve |
Which Of The Following Exemplifies A Three Dimensional Fluid Flow ?
None Of These | |
Viscous Fluid Flow Between Converging Plates | |
Fluid Flow Between Parallel Plates | |
Fluid Flow At The Inlet To A Nozzle |
Which Of The Following Equations Is Valid For Laminar Flow Of A Fluid Through Packed Bed ?
Kozeny – Karman Equation | |
Blake-Plummer Equation | |
Hagen-Poiseuille Equation | |
Fanning Equation |
Which Of The Following Equations As Suggested By Colebrook And White Gives The Increase In Roughness Of A New Surface (Ε0) With Age/Time (T) (Where, Ε =
3 | |
Ε = Ε0 + Α.T | |
2 | |
4 |
Which Of The Following Equations Applies To The Fluid Flow Through A Packed Bed For Very Large Reynolds Number ?
Hagen-Poiseuille Equation | |
Blake-Plummer Equation | |
Fanning Equation | |
Kozeny-Carman Equation |
Which Of The Following Denotes The Effect Of Compressibility In Fluid Flow ?
Mach Number | |
Weber Number | |
Reynolds Number | |
Euler Number |
Which Of The Following Conditions Must Be Satisfied For Lift Force To Be Developed ?
The Main Stream Velocity Must Approach The Velocity Of Sound In That Fluid Medium | |
The Body Should Be Stream Lined | |
The Body Should Be Bluff Body | |
Circulation Around The Body Is Essentially Required |