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 Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is (i) and (ii) (i)and(iv) (ii) and (iv) (ii) and (iii) (i) and (ii) (i)and(iv) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be above the center of gravity. between e.g. and center of pressure above the center of buoyancy below the center of buoyancy above the center of gravity. between e.g. and center of pressure above the center of buoyancy below the center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is independent of shear stress maximum at the pipe wall None of these zero at the pipe wall independent of shear stress maximum at the pipe wall None of these zero at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A ship whose hull length is 100 m is to travel at 10 m/sec. For dynamic similarity, at what velocity should a 1:25 model be towed through water ? 50 m/sec 10 m/sec 2 m/sec 25 m/sec 50 m/sec 10 m/sec 2 m/sec 25 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Coefficient of velocity for Borda’s mouth piece running full is 0.707 0.855 0.611 1.00 0.707 0.855 0.611 1.00 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS