Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit speed of the wheel is 80 r.p.m. 10 r.p.m. 20 r.p.m. 40 r.p.m. 80 r.p.m. 10 r.p.m. 20 r.p.m. 40 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch) (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal to 1000 kg 100 kg 10 kg 1 kg 1000 kg 100 kg 10 kg 1 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Property of a fluid by which its own molecules are attracted is called viscosity adhesion cohesion compressibility viscosity adhesion cohesion compressibility ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a convergent mouthpiece is __________ the discharge through an internal mouthpiece of the same diameter and head of water. Three fourth Double One-half Equal to Three fourth Double One-half Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a perfect incompressible liquid, flowing in a continuous stream, the total energy of a particle remains the same, while the particle moves from one point to another. This statement is called Archimedes’s principle Bernoulli’s equation Pascal’s law Continuity equation Archimedes’s principle Bernoulli’s equation Pascal’s law Continuity equation ANSWER DOWNLOAD EXAMIANS APP
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