Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the fluid vertically above the body submerged body displaced volume of the fluid volume of the floating body volume of the fluid vertically above the body submerged body displaced volume of the fluid volume of the floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.95 0.611 0.86 1.01 0.95 0.611 0.86 1.01 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 : 2.5 1 : 5 1 :25 1:50 1 : 2.5 1 : 5 1 :25 1:50 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a Sutro weir, the discharge is proportional to (where H is head) H3/2 H H5/2 H1/2 H3/2 H H5/2 H1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is directly proportional to pipe wall roughness and independent of Reynolds number inversely proportional to Reynolds number and directly proportional to pipe wall roughness directly proportional to Reynolds number and independent of pipe wall roughness inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number inversely proportional to Reynolds number and directly proportional to pipe wall roughness directly proportional to Reynolds number and independent of pipe wall roughness inversely proportional to Reynolds number and indpendent of pipe wall roughness ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Steady flow occurs when the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the magnitude and direction of the velocity do not change from point to point in the fluid the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the direction and magnitude of the velocity at all points are identical the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the magnitude and direction of the velocity do not change from point to point in the fluid the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the direction and magnitude of the velocity at all points are identical ANSWER DOWNLOAD EXAMIANS APP
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