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 24.8 r.p.m. 248 r.p.m 48.2 r.p.m 82.4 r.p.m. 24.8 r.p.m. 248 r.p.m 48.2 r.p.m 82.4 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be (2AH₁²)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) (2AH₁3/2)/(Cd × a√2g) (2A√H₁)/(Cd × a√2g) (2AH₁²)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) (2AH₁3/2)/(Cd × a√2g) (2A√H₁)/(Cd × a√2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant speed and capacity, the pressure and power vary As square of density Inversely as square root of density Directly as the air or gas density Inversely as density As square of density Inversely as square root of density Directly as the air or gas density Inversely as density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Re-entrant or Borda's mouthpiece is an __________ mouthpiece. Both A and B Internal None of these External Both A and B Internal None of these External ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be 1 m 100m None of these 10m 1 m 100m None of these 10m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the elevation of hydraulic grade line at the junction of three pipes is above the elevation of reservoirs B and C and below reservoir A, then the direction of flow will be from reservoir C to reservoirs A and B unpredictable from reservoir B to reservoirs C and A from reservoir A to reservoirs B and C from reservoir C to reservoirs A and B unpredictable from reservoir B to reservoirs C and A from reservoir A to reservoirs B and C ANSWER DOWNLOAD EXAMIANS APP
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