Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of pressure center of buoyancy e.g. of body metacentre center of pressure center of buoyancy e.g. of body metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is always below the centroid of the area always above the centroid of the area at the centroid of the submerged area None of these always below the centroid of the area always above the centroid of the area at the centroid of the submerged area None of these 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 ? 1:50 1 : 5 1 :25 1 : 2.5 1:50 1 : 5 1 :25 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be between e.g. and center of pressure above the center of gravity. above the center of buoyancy below the center of buoyancy between e.g. and center of pressure above the center of gravity. above the center of buoyancy below the center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The region between the separation streamline and the boundary surface of the solid body is known as lift wake boundary layer drag lift wake boundary layer drag ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.81 m/sec² 10.2/m sec 10m/sec² 9.75 m/sec² 9.81 m/sec² 10.2/m sec 10m/sec² 9.75 m/sec² ANSWER DOWNLOAD EXAMIANS APP
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