Hydraulics and Fluid Mechanics in ME Coefficient of discharge Cd is equal to (where Cc = Coefficient of contraction, Cv = Coefficient of velocity, and Cr = Coefficient of resistance) Cc × Cv Cv × Cr Cc × Cr Cc/Cr Cc × Cv Cv × Cr Cc × Cr Cc/Cr ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of flow through parallel pipes, Both (A) and (B) The total head loss is the sum of head losses in the various pipes The head loss for all the pipes is same The total discharge is equal to the sum of discharges in the various pipes Both (A) and (B) The total head loss is the sum of head losses in the various pipes The head loss for all the pipes is same The total discharge is equal to the sum of discharges in the various pipes ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipe systems can be said to be equivalent, when the following quantites are same flow and length length and diameter friction loss and flow friction factor and diameter flow and length length and diameter friction loss and flow friction factor and diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is d > m > e d > e > m e > m > d e > d > m d > m > e d > e > m e > m > d e > d > m 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 5 meters of water column 3 meters of water column 6 meters of water Column 2 meters of water column 5 meters of water column 3 meters of water column 6 meters of water Column 2 meters of water column ANSWER DOWNLOAD EXAMIANS APP
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 Increases Remain same None of these Decreases Increases Remain same ANSWER DOWNLOAD EXAMIANS APP