Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1:50 1 : 2.5 1 : 5 1 :25 1:50 1 : 2.5 1 : 5 1 :25 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Metacentric height is given as the distance between the center of gravity of the body and the center of buoyancy the center of gravity of the body andthe meta center center of buoyancy and metacentre the center of gravity of the body and the center of pressure the center of gravity of the body and the center of buoyancy the center of gravity of the body andthe meta center center of buoyancy and metacentre the center of gravity of the body and the center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of surface tension friction viscosity cohesion surface tension friction viscosity cohesion 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.) steady flow incompressible flow uniform flow frictionless flow steady flow incompressible flow uniform flow frictionless flow 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 decrease increase/decrease depending on depth of immersion increase remain same decrease increase/decrease depending on depth of immersion increase remain same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the center of gravity of any submerged body centriod of the displaced volume of fluid centroid of the volume of fluid vertically above the body center of the volume of floating body center of gravity of any submerged body centriod of the displaced volume of fluid centroid of the volume of fluid vertically above the body center of the volume of floating body ANSWER DOWNLOAD EXAMIANS APP
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