The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is > 1 2 < 1 1 TRUE ANSWER : ? YOUR ANSWER : ?
The resistance wire used in a hot wire anemometer for conducting electrical current is made of Aluminium Chromium Copper Tungsten TRUE ANSWER : ? YOUR ANSWER : ?
A hydraulic ram acts as a/an __________ pump. Parallel cylinder Reciprocating Centrifugal Impulse TRUE ANSWER : ? YOUR ANSWER : ?
The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length. Transition Equivalent Prandtl mixing None of these TRUE ANSWER : ? YOUR ANSWER : ?
Boiler feed water pump is usually a __________ pump. Diaphragm Gear Multistage centrifugal Reciprocating TRUE ANSWER : ? YOUR ANSWER : ?
Rubber latex is an example of a __________ .fluid. Dilatent Bingham plastic Newtonion Pseudoplastic TRUE ANSWER : ? YOUR ANSWER : ?
Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the Neither A nor B Both A & B Temperature Pressure TRUE ANSWER : ? YOUR ANSWER : ?
Momentum transfer in laminar flow of fluids results due to the Density Viscosity Velocity gradient None of these TRUE ANSWER : ? YOUR ANSWER : ?
Capillary tube method of viscosity measurement is based on the None of these Stoke's law Hagen-Poiseulle's equation Navier-stokes equation TRUE ANSWER : ? YOUR ANSWER : ?
A double acting reciprocating pump compared to a single acting pump (of almost same size working under same pressure levels) would give almost double None of these Efficiency Head Discharge TRUE ANSWER : ? YOUR ANSWER : ?