Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Cube of fan speed Square of fan speed Square root of fan speed Directly as fan speed Cube of fan speed Square of fan speed Square root of fan speed Directly as fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the viscous force is called Reynold's number Froude's number Weber's number Euler's number Reynold's number Froude's number Weber's number Euler's number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Hyper-sonic flow Super-sonic flow Sonic flow Sub-sonic flow Hyper-sonic flow Super-sonic flow Sonic flow Sub-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity of venturimeter None of these decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter is independent of Reynolds number None of these decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter is independent of Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a siphon spillway is Cd × a × √(2gH) Cd × a × √(2g) × H2 Cd × a × √(2g) × H3/2 Cd × a × √(2g) × H5/2 Cd × a × √(2gH) Cd × a × √(2g) × H2 Cd × a × √(2g) × H3/2 Cd × a × √(2g) × H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The intensity of pressure on an immersed surface __________ with the increase in depth. Does not change Increases None of these Decreases Does not change Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP