Euler's equation of motion is a statement expressing Conservation of energy Newton's second law of motion Newton's first law of motion Conservation of mass TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following exemplifies a three dimensional fluid flow ? None of these Fluid flow between parallel plates Viscous fluid flow between converging plates Fluid flow at the inlet to a nozzle TRUE ANSWER : ? YOUR ANSWER : ?
The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec. 1.8 186.2 736.4 12.4 TRUE ANSWER : ? YOUR ANSWER : ?
Specific speed of a centrifugal pump relates it with another pump having the Dynamic similarity Geometrical similarity Same speed Same efficiency TRUE ANSWER : ? YOUR ANSWER : ?
Ratio of inertial forces to surface tension forces is called the __________ number. Froude Weber Mach Euler TRUE ANSWER : ? YOUR ANSWER : ?
What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 0.5 2 1 1.5 TRUE ANSWER : ? YOUR ANSWER : ?
Curve III in the above diagram represents a/an Dilatent fluid None of these Ideal plastic Pseudo plastic fluid TRUE ANSWER : ? YOUR ANSWER : ?
The __________ is measured by a piezometric opening. Total pressure Dynamic pressure Static pressure Point velocity TRUE ANSWER : ? YOUR ANSWER : ?
Pressure drag does not depend upon the All of these Roughness of surface of the body Length of the body in flow direction Pressure of main flow only TRUE ANSWER : ? YOUR ANSWER : ?
The variable required to be known in correlations used for estimating the horse power of a centrifugal gas compressor and hence its cost are P. Inlet pressure Q. Compressor rpm R. Delivery pressure S. Volumetric flow rate at inlet. P and R R and S P, Q and R P, Rand S TRUE ANSWER : ? YOUR ANSWER : ?