Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Super-sonic flow Sub-sonic flow Hyper-sonic flow Sonic flow Super-sonic flow Sub-sonic flow Hyper-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity of jet of water travelling out of opening in a tank filled with water is proportional to h2 V/T head of water (h) h2 h2 V/T head of water (h) h2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Piezometer tube is used only for measuring High pressure Vacuum pressure Low pressure Moderate pressure High pressure Vacuum pressure Low pressure Moderate pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be 2 meters of water column 6 meters of water Column 3 meters of water column 5 meters of water column 2 meters of water column 6 meters of water Column 3 meters of water column 5 meters of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum number of jets, generally, employed in an impulse turbine without jet interference are Six Four Eight Two Six Four Eight Two ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have Low density Low surface tension High density High surface tension Low density Low surface tension High density High surface tension ANSWER DOWNLOAD EXAMIANS APP