Velocity At A Certain Point In Case Of Streamline Flow Is---------?
Velocity At A Certain Point In Case Of Streamline Flow Is---------?
Independent Of Time | |
Constant | |
Both & B. | |
Both & B. |
پاک اسٹڈی لائبریری اپنی خدمات کو بہتر کرنے کے لئے نئے سوفٹ وئیر انسٹال کررہی ہے ۔ اس لئے آئندہ کچھ دن آپ کو کچھ صفحات تک رسائی میں مشکلات کا سامنا ہوسکتا ہے ۔ جس کے لئے ہم معذرت خواہ ہیں۔
Pak Study Library is installing new software to improve its services. herefore, in the next few days, you may face difficulties in accessing some pages. sorry for the inconvenience.
Velocity At A Certain Point In Case Of Streamline Flow Is---------?
Independent Of Time | |
Constant | |
Both & B. | |
Both & B. |
Various Efficiencies Of A Centrifugal Pump Are Related As (Where, Εm = Mechanical Efficiency Εv = Volumetric Efficiency.
Ηm = Ηv . Ηma | |
Ηma × Ηm × Ηv = Ηo | |
Ηv = Ηm × Ηma | |
Ηma = Ηm × Ηv |
Vane Anemometer ----------?
Is An Area Meter | |
None Of These | |
Rotates An Element At A Speed Determined By The Velocity Of The Fluid In Which The Meter Isimmersed | |
Is A Variable Head Meter |
Upto What Value Of ‘Mach Number’, A Fluid May Be Considered As Incompressible ?
10 | |
3 | |
0.3 | |
0.03 |
Unsteady Uniform Flow Is Represented By Flow Through A/An---------?
Expanding Tube At Constant Rate | |
Expanding Tube At Increasing Rate | |
Long Pipe At Constant Rate | |
Long Pipe At Decreasing Rate |
Unsteady Non-Uniform Flow Is Represented By Flow Through A/An---------?
Expanding Tube At Increasing Rate | |
Long Pipe At Decreasing Rate | |
Expanding Tube At Constant Rate | |
Long Pipe At Constant Rate |
Unit Of Mass Velocity Is----------?
Kg/M2 | |
Kg/Hr | |
Kg/M2. Hr | |
Kg/M3. Hr |
Umf Is The Minimum Fluidisation Velocity For A Bed Of Particles.
Bed Voidage | |
Drag On Column Walls | |
Drag On Particles | |
Bed Height |
Two Piping System Are Said To Be Equivalent, When The ---------- Are Same?
Length & Diameter | |
Length & Friction Factor | |
Diameter & Friction Factor | |
Fluid Flow Rate & Friction Loss |
Two Liquids Manometer Is Used For Measuring Small Pressure Differences In-----------?
None Of These | |
Liquids | |
Gases | |
Mixture Of Hydrocarbons |
Two Dimensional Stream Function--------?
Relates Velocity And Pressure | |
None Of These | |
Is Constant Along An Equipotential Surface | |
Is Constant Along A Stream Line |
Turbulent Flow Generally Occurs For Cases Involving----------?
Very Narrow Passages | |
None Of These | |
Very Slow Motion | |
Highly Viscous Fluid |
Turbine Impeller--------?
Produces Only Tangential Current | |
Does Not Produce Tangential Current | |
Is Effective Over Wide Range Of Viscosities | |
Produces Only Radial Current |
Transition Length For Turbulent Flow In Smooth Pipe Is Equal To --------- Times The Pipe Diameter?
50 | |
5 | |
0.5 | |
0 |
Transition Length For A Turbulent Fluid Entering Into A Pipe Is Around --------- Times The Pipe Diameter?
5 | |
50 | |
0 | |
0 |
Transition From Laminar Flow To Turbulent Flow Is Aided By The----------?
Pressure Gradient And The Compressibility Of The Flowing Medium | |
All A., & C. | |
Surface Roughness And Curvature (I.E. Sharp Corners) | |
Vibration |
Toothpaste Is A----------?
Newtonian Liquid | |
Bingham Plastic | |
Dilatent | |
Pseudo-Plastic |
To Handle Smaller Quantity Of Fluid At Higher Discharge Pressure, Use A ---------- Pump?
Rotary Vacuum | |
Centrifugal | |
Reciprocating | |
Volute |
Theoretical Head Developed By A Centrifugal Pump Does Not Depend Upon The --------- The Impeller?
Radius Of | |
None Of These | |
Speed Of | |
Fluid Velocity Leaving |
The Vent Valve Provided In A Liquid Handling Centrifugal Pump Is-----------?
Generally A Needle Valve | |
All A., And C. | |
Helpful In Easy Removal Of Samples | |
Used To Release Any Gases That Might Be Vapour Locking The Pump |
The Velocity Profile For Turbulent Flow Through A Closed Conduit Is-----------?
Hyperbolic | |
Parabolic | |
Logarithmic | |
Linear |
The Velocity Profile For A Bingham Plastic Fluid Flowing (Under Laminar Conditions) In A Pipe Is----------?
Parabolic Near The Wall And Flat In The Middle | |
Flat Near The Wall And Parabolic In The Middle | |
Flat | |
Parabolic |
The Velocity Profile Exhibited By Laminar Flow Of Newtonian Fluids Is Such That The Velocity Distribution W.R.T.
Parabola | |
Semi-Circle | |
Hyperbola | |
Semi-Ellipse |
The Velocity For Subsonic Flow In A Pipeline-----------?
Increases In The Downstream Direction | |
Decreases In The Downstream Direction | |
Is Constant | |
Is Independent Of The Area Of Flow |
The Velocity Distribution In Direction Normal To The Direction Of Flow In Plane Poiseuille Flow Is-----------?
None Of These | |
Linear | |
Hyperbolic | |
Parabolic |