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The Variable Required To Be Known In Correlations Used For Estimating The Horse Power Of A Centrifugal Gas Compressor And Hence Its Cost Is P.
P And R | |
P, Q And R | |
R And S | |
P, Rand S |
The Valve Used For Very Remote And Accurate Control Of Fluid Is A --------- Valve?
Gate | |
Butterfly | |
Globe | |
Needle |
The Valve Commonly Used In Pipes Larger Than 2″ Dia Is A----------?
Gate Valve | |
Check Valve | |
Globe Valve | |
Plug-Cock |
The Value Of Critical Reynolds Number For Pipe Flow Is---------?
10,000 | |
None Of These | |
100,000 | |
1,300 |
The Unit Of Velocity Head Is---------?
Ft-Lbf/Lb | |
Ft-Lbf/Sec | |
Ft-Lb/Sec | |
Ft-Lb/Ft3 |
The Unit Of Dynamic Viscosity In Si Unit Is----------?
M/N. Sec | |
Kg/M. Sec | |
M2 /Sec | |
N/M2 |
The Unit Of Bulk Modulus Of Elasticity For A Liquid In S.I. Unit Is--------?
N/M3 | |
N/M | |
N | |
N/M2 |
The Uniformity Of A Gas Fluidised Bed Depends Upon The ----------- Of The Solid Particles?
Both And B. | |
Surface Properties | |
Size | |
Both And B. |
The Time Taken For Gravity Flow Of A Fixed Volume Of Liquid (As In Redwood Viscometer) Is Directly Proportional To Its ----------?
Reynolds Number | |
Absolute Viscosity | |
Density | |
Ratio Of Absolute Viscosity To Density |
The Time Of Oscillation Of A Floating Body Is ---------?
Dependent On The Buoyant Forces Only | |
Longer, If Metacentric Height Is Increased | |
Independent Of The Metacentric Height | |
None Of These |
The Terminal Velocity Of A Solid Spherical Particle Falling Through A Stationary Fluid Mass In The Stoke’S Law Range Is Proportional To The---------?
Difference In The Densities Of The Particle & Fluid | |
Inverse Of Fluid Viscosity | |
All A., And C. | |
Square Of Particle Size |
The Terminal Velocity Of A Small Sphere Settling In A Viscous Fluid Varies As The-----------?
Inverse Of The Fluid Viscosity | |
Square Of The Difference In Specific Weights Of Solid & Fluid | |
Inverse Square Of The Diameter | |
First Power Of Its Diameter |
The Terminal Velocity Of A Particle Moving Through A Fluid Varies As Dp N. What Is The Value Of N’ For Newton’S Law Regime ?
1.5 | |
1 | |
3 | |
0.5 |
The Terminal Velocity Of A Particle Moving Through A Fluid Varies As Dp N. The Value Of N Is Equal To ----------- In Stoke’S Law Regime?
2 | |
1 | |
0.5 | |
1.5 |
The Temperature In Isentropic Flow-----------?
Cannot Drop And Then Increase Again Downstream | |
Does Not Depend On Mach Number | |
None Of These | |
Depends On Mach Number Only |
The Stoke’S Stream Function Applies To The--------?
Cases Of Axial Symmetry | |
None Of These | |
Ideal/Non I Viscous Fluids Only | |
Irrotational Flow Only |
The Speed Of Sound In An Ideal Gas Varies As The ----------?
Density | |
None Of These | |
Temperature | |
Pressure |
The Speed Of A Sound Wave In A Gas Is Analogous To The Speed Of ----------?
None Of These | |
An Elementary Wave In An Open Channel | |
A Disturbance Travelling Upstream In Moving Fluid | |
Flow In An Open Channel |
The Specific Speed Of A Pump Is Defined As The Speed Of A Unit Of Such A Size, That It----------?
Delivers Unit Discharge At Unit Head | |
Delivers Unit Discharge At Unit Power | |
None Of These | |
Requires Unit Power For Unit Head |
The Simple Pitot Tube Measures The ----------- Pressure?
None Of These | |
Total | |
Dynamic | |
Static |
The Simple Pitot Tube Does Not Measure The--------?
Static Pressure | |
Velocity At The Stagnation Point | |
Dynamic Pressure | |
All A., And C. |
The Schedule Number Of A Pipe Is An Indication Of Its---------?
Wall Thickness | |
Material Density | |
Size | |
Roughness |
The Reynolds Number For An Ideal Fluid Flow Is ---------?
4 | |
2100-4000 | |
4000 | |
∞ |
The Resistance Wire Used In A Hot Wire Anemometer For Conducting Electrical Current Is Made Of----------?
Tungsten | |
Chromium | |
Aluminium | |
Copper |
The Ratio Of Width To Depth For The Most Economical Rectangular Section In Open Channel Flow Is---------?
0.5 | |
1 | |
1.5 | |
2 |