Hydraulics & Fluid Mechanics A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will increase increase/decrease depending on depth of immersion remain same decrease increase increase/decrease depending on depth of immersion remain same decrease ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Pirani Gauge Bourdon tube ionisastion gauge Micro-manometer Pirani Gauge Bourdon tube ionisastion gauge Micro-manometer ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10 stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is less than 1 200 between 1 and 100 160 less than 1 200 between 1 and 100 160 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H1/2 H5’4 where H is head. H3’2 H5/2 H1/2 H5’4 where H is head. H3’2 H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A large Roynold number is indication of turbulent flow LAMINAR FLOW highly turbulent flow. smooth and streamline flow turbulent flow LAMINAR FLOW highly turbulent flow. smooth and streamline flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.) uniform flow incompressible flow steady flow frictionless flow uniform flow incompressible flow steady flow frictionless flow ANSWER DOWNLOAD EXAMIANS APP
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