Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of friction head and very little of vertical lift, then pump characteristics should be First rise and then fall Steep Nearly horizontal Horizontal First rise and then fall Steep Nearly horizontal Horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Differential monometer is used to measure difference of pressure between two points very low pressure pressure in pipes, channels etc atmospheric pressure difference of pressure between two points very low pressure pressure in pipes, channels etc atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For laminar flow in circular pipes, the Darcy’s friction factor f is equal to 32/ Re None of these 64/ Re 16/Re 32/ Re None of these 64/ Re 16/Re ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called sub-sonic, if the Mach number is Unity More than 6 Between 1 and 6 Less than unity Unity More than 6 Between 1 and 6 Less than unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm". The pressure at 2.5 m below the oil surface will be 3 metres of water column 3.5 metres of water column 4 m of water column 2 metres of water column 3 metres of water column 3.5 metres of water column 4 m of water column 2 metres of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic similarity is said to exist between the model and the prototype, if both of them None of these Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size None of these Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size ANSWER DOWNLOAD EXAMIANS APP