Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if All of these It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter All of these It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, centre of pressure is Could be above or below e.g. depending on density of body and liquid At the centre of gravity Below be centre of gravity Above the centre of gravity Could be above or below e.g. depending on density of body and liquid At the centre of gravity Below be centre of gravity Above the centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A venturi-flume is used to measure Pressure difference between two points in a pipe Pressure of liquid Pressure difference between two points in a channel Discharge of liquid Pressure difference between two points in a pipe Pressure of liquid Pressure difference between two points in a channel Discharge of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of fluid due to hammer blow is Directly proportional to density of fluid Directly proportional to (density)1/2 of fluid Inversely proportional to density of fluid Inversely proportional to (density)1/2 of fluid Directly proportional to density of fluid Directly proportional to (density)1/2 of fluid Inversely proportional to density of fluid Inversely proportional to (density)1/2 of fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is 10 m/sec² 9.75 m/sec² 9 m/sec 9.81 m/sec² 10 m/sec² 9.75 m/sec² 9 m/sec 9.81 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hydraulic coupling belongs to the category of Power absorbing machines Power developing machines Energy transfer machines Energy generating machines Power absorbing machines Power developing machines Energy transfer machines Energy generating machines ANSWER DOWNLOAD EXAMIANS APP
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