Hydraulics and Fluid Mechanics in ME The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is Medium speed pump with radial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet High speed pump with axial flow at outlet Medium speed pump with radial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet High speed pump with axial flow at outlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Density of water is maximum at 4°C 100°C 0°K 0°C 4°C 100°C 0°K 0°C ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2800, is called Lower critical velocity Higher critical velocity Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity Super-sonic velocity Sub-sonic velocity 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 First rise and then fall Steep Horizontal Nearly horizontal First rise and then fall Steep Horizontal Nearly horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Increases Decreases Remain same None of these Increases Decreases Remain same None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Square of fan speed Square root of fan speed Cube of fan speed Directly as fan speed Square of fan speed Square root of fan speed Cube of fan speed Directly as fan speed ANSWER DOWNLOAD EXAMIANS APP
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