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 200 less than 1 160 between 1 and 100 200 less than 1 160 between 1 and 100 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the force on the horizontal projection of the curved surface product of pressure intensity at its centroid and area force on a vertical projection of the curved surface weight of liquid vertically above the curved surface force on the horizontal projection of the curved surface product of pressure intensity at its centroid and area force on a vertical projection of the curved surface weight of liquid vertically above the curved surface 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.) frictionless flow uniform flow incompressible flow steady flow frictionless flow uniform flow incompressible flow steady flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The density of water is 1000 kg/m3 at 20°C 0°K 0°C 4°C 20°C 0°K 0°C 4°C ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H1/2 H5/2 H5’4 where H is head. H3’2 H1/2 H5/2 H5’4 where H is head. H3’2 ANSWER DOWNLOAD EXAMIANS APP
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/decrease depending on depth of immersion increase decrease remain same increase/decrease depending on depth of immersion increase decrease remain same ANSWER DOWNLOAD EXAMIANS APP
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