Hydraulics and Fluid Mechanics in ME The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is 248 r.p.m 24.8 r.p.m. 82.4 r.p.m. 48.2 r.p.m 248 r.p.m 24.8 r.p.m. 82.4 r.p.m. 48.2 r.p.m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the coefficient of discharge is 0.6, then the discharge over a right angled notch is 7.141 H5/2 1.417 H5/2 0.417 H5/2 4.171 H5/2 7.141 H5/2 1.417 H5/2 0.417 H5/2 4.171 H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by H = Hg/hf H = Hg - hf H = Hg + hf H = Hg × hf H = Hg/hf H = Hg - hf H = Hg + hf H = Hg × hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is ρ ω2 r2/4 2ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2 ρ ω2 r2/4 2ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Delivery head of a centrifugal pump is Inversely proportional to N² Inversely proportional to N Directly proportional to N² Directly proportional to N Inversely proportional to N² Inversely proportional to N Directly proportional to N² Directly proportional to N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a forced vortex motion, the velocity of flow is inversely proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation directly proportional to the square of its radial distance from the axis of rotation inversely proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation directly proportional to the square of its radial distance from the axis of rotation ANSWER DOWNLOAD EXAMIANS APP
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