Hydraulics and Fluid Mechanics in ME According to fan laws, at constant pressure, the speed capacity and power vary As square of density Directly as the air or gas density Inversely as density Inversely as square root of density As square of density Directly as the air or gas density Inversely as density Inversely as square root of density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is Inversely proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller Directly proportional to diameter of its impeller Directly proportional to (diameter)² of its impeller Inversely proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller Directly proportional to diameter of its impeller Directly proportional to (diameter)² of its impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be Steep Nearly horizontal Horizontal First rise and then fall Steep Nearly horizontal Horizontal First rise and then fall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The weight per unit volume of a liquid at a standard temperature and pressure is called Specific weight None of these Specific gravity Mass density Specific weight None of these Specific gravity Mass density 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 Steady flow Uniform flow Vortex flow Turbulent flow Steady flow Uniform flow Vortex flow Turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is 4 km 32 km 8 km 20 km 4 km 32 km 8 km 20 km ANSWER DOWNLOAD EXAMIANS APP
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