Hydraulics and Fluid Mechanics in ME The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is ρ ω2 r2/2 ρ ω2 r2/4 2ρ ω2 r2 ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2/4 2ρ ω2 r2 ρ ω2 r2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In open channels, the specific energy is the Total energy per unit discharge Total energy measured with respect to the datum passing through the bottom of the channel Kinetic energy plotted above the free surface of water Total energy measured above the horizontal datum Total energy per unit discharge Total energy measured with respect to the datum passing through the bottom of the channel Kinetic energy plotted above the free surface of water Total energy measured above the horizontal datum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Indicator diagram of a reciprocating pump is a graph between Flow vs. swept volume Pressure vs. speed Pressure in cylinder vs. swept volume Flow vs. speed Flow vs. swept volume Pressure vs. speed Pressure in cylinder vs. swept volume Flow vs. speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 20° to 25° 25° to 30° 15° to 20° 10° to 15° 20° to 25° 25° to 30° 15° to 20° 10° to 15° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow whose streamline is represented by a curve, is called Three-dimensional flow One-dimensional flow Four-dimensional flow Two-dimensional flow Three-dimensional flow One-dimensional flow Four-dimensional flow Two-dimensional flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its e.g. is below its center of buoyancy Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. When its meatcentric height is zero When its e.g. is below its center of buoyancy Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. When its meatcentric height is zero ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS