Fluid Mechanics Pressure gradient in the pipe flow is influenced by the Density & viscosity of the fluid Velocity of the fluid All of these Diameter of pipe Density & viscosity of the fluid Velocity of the fluid All of these Diameter of pipe ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The unit of dynamic viscosity in SI unit is N/m² m² /sec m/N. sec kg/m . sec N/m² m² /sec m/N. sec kg/m . sec ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The continuity equation Relates mass flow rate along a stream tube Relates work and energy Stipulates that Newton's second law of motion must be satisfied at every point in the fluid None of these Relates mass flow rate along a stream tube Relates work and energy Stipulates that Newton's second law of motion must be satisfied at every point in the fluid None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.04πgH/3 0.01πgH/4 0.01πgH/8 4πg/3 0.04πgH/3 0.01πgH/4 0.01πgH/8 4πg/3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The energy loss in flow through ven-turimeter is less than that through flow nozzle, because in case of a flow nozzle, the Length is shorter Throat diameter is more Distance between the throat and the inlet is more Sudden expansion of flow in the downstream occurs Length is shorter Throat diameter is more Distance between the throat and the inlet is more Sudden expansion of flow in the downstream occurs ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Either opened or closed; depending on the fluid viscosity Opened Either opened or closed ; it does not make any difference Closed Either opened or closed; depending on the fluid viscosity Opened Either opened or closed ; it does not make any difference Closed ANSWER DOWNLOAD EXAMIANS APP