Hydraulics & Fluid Mechanics Fluid is a substance that cannot be subjected to shear forces cannot remain at rest under action of any shear force always expands until it fills any container has the same shear stress.at a point regardless of its motion cannot be subjected to shear forces cannot remain at rest under action of any shear force always expands until it fills any container has the same shear stress.at a point regardless of its motion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Which of the following is demensionless specific speed specific volume specific gravity specific weight specific speed specific volume specific gravity specific weight ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of buoyancy e.g. of body metacentre center of pressure center of buoyancy e.g. of body metacentre center of pressure ANSWER DOWNLOAD EXAMIANS APP
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 :25 1:50 1 : 5 1 : 2.5 1 :25 1:50 1 : 5 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is 50 M/SEC 40 M/SEC 33 M/SEC 22.5 M/SEC 50 M/SEC 40 M/SEC 33 M/SEC 22.5 M/SEC 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 steady flow incompressible flow uniform flow frictionless flow steady flow incompressible flow uniform flow ANSWER DOWNLOAD EXAMIANS APP
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