Hydraulics & Fluid Mechanics A perfect gas is of theoretical interest has constant viscosity is incompressible None of these is of theoretical interest has constant viscosity is incompressible None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a Sutro weir, the discharge is proportional to (where H is head) H3/2 H1/2 H5/2 H H3/2 H1/2 H5/2 H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be minimum negative value maximum could be any value minimum negative value maximum could be any value 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 center of pressure metacentre center of buoyancy e.g. of body center of pressure metacentre 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 : 2.5 1 : 5 1 :25 1:50 1 : 2.5 1 : 5 1 :25 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A large Roynold number is indication of turbulent flow LAMINAR FLOW highly turbulent flow. smooth and streamline flow turbulent flow LAMINAR FLOW highly turbulent flow. smooth and streamline flow ANSWER DOWNLOAD EXAMIANS APP
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