Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. None of these Decreases Remain same Increases None of these Decreases Remain same Increases 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 Eight Four Two Six Eight Four Two Six ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2800, is called Lower critical velocity Higher critical velocity Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity Super-sonic velocity Sub-sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For 450 m head of water, _________ shall be used. Pelton wheel Kaplan turbine None of these Francis turbine Pelton wheel Kaplan turbine None of these Francis turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In centrifugal pumps, maximum efficiency is obtained when the blades are Bent backward Straight Bent forward Radial Bent backward Straight Bent forward Radial ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of turbine is defined as the speed of a unit Of such a size that it delivers unit discharge at unit head Of such a size that it delivers unit discharge at unit power Of such a size that it produces unit horse power with unit head Of such a size that it requires unit power per unit head Of such a size that it delivers unit discharge at unit head Of such a size that it delivers unit discharge at unit power Of such a size that it produces unit horse power with unit head Of such a size that it requires unit power per unit head ANSWER DOWNLOAD EXAMIANS APP