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 2ρ ω2 r2 ρ ω2 r2/4 ρ ω2 r2 ρ ω2 r2/2 2ρ ω2 r2 ρ ω2 r2/4 ρ ω2 r2 ρ ω2 r2/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.5 0.4 0.515 0.5 0.5 0.4 0.515 0.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centrifugal pump is started with its delivery valve Irrespective of any position Kept fully closed Kept fully open Kept 50% open Irrespective of any position Kept fully closed Kept fully open Kept 50% open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The stability of a dam is checked for Sliding of the wall or dam Tension at the base All of these Overturning of the wall or dam Sliding of the wall or dam Tension at the base All of these Overturning of the wall or dam ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel is Tangential flow impulse turbine Outward flow impulse turbine Inward flow impulse turbine Inward flow reaction turbine Tangential flow impulse turbine Outward flow impulse turbine Inward flow impulse turbine Inward flow reaction turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Super-sonic flow Sub-sonic flow Hyper-sonic flow Sonic flow Super-sonic flow Sub-sonic flow Hyper-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
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