Hydraulics and Fluid Mechanics in ME The unit of viscosity is kg-sec/meter Newton-sec per meter Newton-sec per meter² Meters² per sec kg-sec/meter Newton-sec per meter Newton-sec per meter² Meters² per sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L/2 L/4 L L/3 L/2 L/4 L L/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum efficiency of jet propulsion of a ship with inlet orifices at right angles to the direction of motion of ship, is 0.8 0.5 0.4 0.6 0.8 0.5 0.4 0.6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Super-sonic flow Sub-sonic flow Sonic flow Hyper-sonic flow Super-sonic flow Sub-sonic flow Sonic flow Hyper-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity distribution for laminar flow through a circular tube varies parabolically with maximum at the centre is constant over the cross-section varies linearly from zero at walls to maximum at centre None of these varies parabolically with maximum at the centre is constant over the cross-section varies linearly from zero at walls to maximum at centre None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of pressure of a surface subjected to fluid pressure is the point similar to metacentre on the surface at which gravitational force acis at which all hydraulic forces meet on the surface at which resultant pres-sure acts similar to metacentre on the surface at which gravitational force acis at which all hydraulic forces meet on the surface at which resultant pres-sure acts ANSWER DOWNLOAD EXAMIANS APP