Hydraulics & Fluid Mechanics A perfect gas has constant viscosity None of these is of theoretical interest is incompressible has constant viscosity None of these is of theoretical interest is incompressible 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 could be any value minimum maximum negative value could be any value minimum maximum negative value ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 1/4 2/3 1/2 1/3 1/4 2/3 1/2 1/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? an airfoil a sphere a cylinder a circular disc or plate held normal to flow an airfoil a sphere a cylinder a circular disc or plate held normal to flow 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
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be above the center of buoyancy between e.g. and center of pressure above the center of gravity. below the center of buoyancy above the center of buoyancy between e.g. and center of pressure above the center of gravity. below the center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
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