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 : 5 1 : 2.5 1 :25 1:50 1 : 5 1 : 2.5 1 :25 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of pressure metacentre e.g. of body center of buoyancy center of pressure metacentre e.g. of body center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The difference of pressure between the inside and outside of a liquid drop is (b)p = T/r (d)p = 2T/r p = T/2r (a)p = Txr (b)p = T/r (d)p = 2T/r p = T/2r (a)p = Txr ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the floating body submerged body volume of the fluid vertically above the body displaced volume of the fluid volume of the floating body submerged body volume of the fluid vertically above the body displaced volume of the fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Uniform flow occurs when size and shape of the cross section in a particular length remain constant size and cross section change uniformly along length the flow is steady the flow is streamline size and shape of the cross section in a particular length remain constant size and cross section change uniformly along length the flow is steady the flow is streamline ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Flow of water in a pipe about 3 meters in diameter can be measured by rotameter venturi orifice plate pitot tube rotameter venturi orifice plate pitot tube ANSWER DOWNLOAD EXAMIANS APP
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