Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is V1² / (V1² - V2²) (V1 - V2) / V1 (V1² - V2²) / V1² V1 / (V1 - V2) V1² / (V1² - V2²) (V1 - V2) / V1 (V1² - V2²) / V1² V1 / (V1 - V2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Center of pressure compared to e.g. is Below it At same point Above or below depending on area of body Above it Below it At same point Above or below depending on area of body Above it ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The losses are more in transition flow laminar flow critical flow turbulent flow transition flow laminar flow critical flow turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Runaway speed of a hydraulic turbine is The speed corresponding to maximum overload permissible Full load speed The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open The speed at which turbine runner will be damaged The speed corresponding to maximum overload permissible Full load speed The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open The speed at which turbine runner will be damaged ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reynold's number is the ratio of inertia force to Elastic force Gravity force Viscous force Pressure force Elastic force Gravity force Viscous force Pressure force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Hyper-sonic flow Sub-sonic flow Super-sonic flow Sonic flow Hyper-sonic flow Sub-sonic flow Super-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP