Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is Inversely proportional to (diameter)² of its impeller Directly proportional to diameter of its impeller Directly proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller Inversely proportional to (diameter)² of its impeller Directly proportional to diameter of its impeller Directly proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Runaway speed of a hydraulic turbine is The speed corresponding to maximum overload permissible The speed at which turbine runner will be damaged The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open Full load speed The speed corresponding to maximum overload permissible The speed at which turbine runner will be damaged The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open Full load speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Is a function of the curvature of the interface Decreases with fall in temperature Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Is a function of the curvature of the interface Decreases with fall in temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as Vortex flow Uniform flow Steady flow Turbulent flow Vortex flow Uniform flow Steady flow Turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an example of laminar flow? Flow past tiny bodies Flow of oil in measuring instruments All of these Underground flow Flow past tiny bodies Flow of oil in measuring instruments All of these Underground 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 None of these varies linearly from zero at walls to maximum at centre varies parabolically with maximum at the centre is constant over the cross-section None of these varies linearly from zero at walls to maximum at centre ANSWER DOWNLOAD EXAMIANS APP
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