Alcohol is used in manometers because It has low surface tension It can provide longer column due to low density It has low vapour pressure It is clearly visible TRUE ANSWER : ? YOUR ANSWER : ?
For starting an axial flow pump, its delivery valve should be Closed Depends on starting condition and flow desired Could be either open or closed Open TRUE ANSWER : ? YOUR ANSWER : ?
An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice. Partially None of these Full Free TRUE ANSWER : ? YOUR ANSWER : ?
Indicator diagram of a reciprocating pump is a graph between Pressure vs. speed Pressure in cylinder vs. swept volume Flow vs. speed Flow vs. swept volume TRUE ANSWER : ? YOUR ANSWER : ?
General energy equation holds for turbulent flow non-uniform flow steady flow laminar flow TRUE ANSWER : ? YOUR ANSWER : ?
In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. More than Less than None of these Equal to TRUE ANSWER : ? YOUR ANSWER : ?
The specific weight of sea water is __________ that of pure water. Same as Less than More than None of these TRUE ANSWER : ? YOUR ANSWER : ?
The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s) waV / 2g waV / g waV² / g waV² / 2g TRUE ANSWER : ? YOUR ANSWER : ?
Fluid is a substance which offers no resistance to change of Shape Flow Volume Pressure TRUE ANSWER : ? YOUR ANSWER : ?
All the terms of energy in Bernoulli’s equation have dimension of length work energy mass TRUE ANSWER : ? YOUR ANSWER : ?