Hydraulics and Fluid Mechanics in ME The total energy line lies over the centre line of the pipe by an amount equal to Pressure head Pressure head + velocity head Velocity head Pressure head - velocity head Pressure head Pressure head + velocity head Velocity head Pressure head - velocity head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a depressed nappe The pressure below the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is negative The pressure above the nappe is atmospheric The pressure below the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is negative The pressure above the nappe is atmospheric ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most economical section of a trapezoidal channel is one which has hydraulic mean depth equal to 1/2 × depth 1/2 × sloping side 1/2 × breadth 1/4 × (depth + breadth) 1/2 × depth 1/2 × sloping side 1/2 × breadth 1/4 × (depth + breadth) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum efficiency of jet propulsion of a ship with inlet orifices at right angles to the direction of motion of ship, is 0.4 0.8 0.5 0.6 0.4 0.8 0.5 0.6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Re-entrant or Borda's mouthpiece is an __________ mouthpiece. External Both A and B None of these Internal External Both A and B None of these Internal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME To avoid an interruption in the flow of a siphon, an air vessel is provided At the summit At the outlet At the inlet At any point between inlet and outlet At the summit At the outlet At the inlet At any point between inlet and outlet ANSWER DOWNLOAD EXAMIANS APP
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