Hydraulics and Fluid Mechanics in ME The total head of a liquid particle in motion is equal to Potential head - (pressure head + kinetic head) Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) Pressure head + kinetic head + potential head Potential head - (pressure head + kinetic head) Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) Pressure head + kinetic head + potential head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The vapour pressure over the concave surface is zero greater than the vapour pressure over the plane surface less man the vapour pressure over the plane surface equal to the vapour pressure over the plane surface zero greater than the vapour pressure over the plane surface less man the vapour pressure over the plane surface equal to the vapour pressure over the plane surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a rectangular notch is given by dQ/Q = (3/4) × (dH/H) dQ/Q = (3/2) × (dH/H) dQ/Q = (1/2) × (dH/H) dQ/Q = (dH/H) dQ/Q = (3/4) × (dH/H) dQ/Q = (3/2) × (dH/H) dQ/Q = (1/2) × (dH/H) dQ/Q = (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Ratio of inertia force to surface Jension is known as Reynold’s number Weber’s number Froude number Mach number Reynold’s number Weber’s number Froude number Mach number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Francis formula for the discharge over Cipoletti weir is 1.84 LH1/2 1.84 LH 1.84 LH5/2 1.84 LH3/2 1.84 LH1/2 1.84 LH 1.84 LH5/2 1.84 LH3/2 ANSWER DOWNLOAD EXAMIANS APP
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