Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 1 and 6 2.5 and 4 4 and 6 1 and 2.5 1 and 6 2.5 and 4 4 and 6 1 and 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In reaction turbine, draft tube is used To increase flow rate For safety of turbine To transport water downstream without eddies To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section To increase flow rate For safety of turbine To transport water downstream without eddies To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Square of fan speed Cube of fan speed Square root of fan speed Directly as fan speed Square of fan speed Cube of fan speed Square root of fan speed Directly as fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of water at 20°C is One centipoise One stoke One poise One centistoke One centipoise One stoke One poise One centistoke ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Bulk modulus of a fluid __________ as the pressure increases. None of these Remain same Decreases Increases None of these Remain same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For 450 m head of water, _________ shall be used. None of these Francis turbine Kaplan turbine Pelton wheel None of these Francis turbine Kaplan turbine Pelton wheel ANSWER DOWNLOAD EXAMIANS APP
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