Hydraulics and Fluid Mechanics in ME The total head of a liquid particle in motion is equal to Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) Pressure head + kinetic head + potential head Potential head - (pressure head + kinetic head) Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) Pressure head + kinetic head + potential head Potential head - (pressure head + kinetic head) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The meatcentric height of a ship is 0.6 m and the radius of gyration is 4 m. The time of rolling of a ship is 4.1 sec 5.2 sec 14.1 sec 10.4 sec 4.1 sec 5.2 sec 14.1 sec 10.4 sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as Specific speed None of these Unit speed Normal speed Specific speed None of these Unit speed Normal speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) 2p/sin (α/2) p/sinα 2p/sinα p/2sinα 2p/sin (α/2) p/sinα 2p/sinα p/2sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 4/RN 64/RN 16/RN 1/RN 4/RN 64/RN 16/RN 1/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid) 8μvl/wd² 32μvl/wd² 16μvl/wd² 4μvl/wd² 8μvl/wd² 32μvl/wd² 16μvl/wd² 4μvl/wd² ANSWER DOWNLOAD EXAMIANS APP
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