Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as 9.81 × 10-6 N/mm3 9.81 × 103 N/m3 9.81 kN/m3 Any one of these 9.81 × 10-6 N/mm3 9.81 × 103 N/m3 9.81 kN/m3 Any one of these 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 atmospheric The pressure above the nappe is negative The pressure below the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is atmospheric The pressure above the nappe is negative ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The jet ratio is defined as the ratio of the Diameter of jet to the diameter of Pelton wheel Velocity of jet to the velocity of Pelton wheel Diameter of Pelton wheel to the diameter of jet Velocity of Pelton wheel to the velocity of jet Diameter of jet to the diameter of Pelton wheel Velocity of jet to the velocity of Pelton wheel Diameter of Pelton wheel to the diameter of jet Velocity of Pelton wheel to the velocity of jet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the centre of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 4.0 m 3.0 m 2.4 m 5.0 m 4.0 m 3.0 m 2.4 m 5.0 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a venturi-flume, the flow takes place at None of these Gauge pressure Atmospheric pressure Absolute pressure None of these Gauge pressure Atmospheric pressure Absolute pressure ANSWER DOWNLOAD EXAMIANS APP
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