Hydraulics and Fluid Mechanics in ME For pipes, turbulent flow occurs when Reynolds number is less than 2000 more than 4000 less than 4000 between 2000 and 4000 less than 2000 more than 4000 less than 4000 between 2000 and 4000 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 × √(2g) × H2 (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Saving of work done and power by fitting an air vessel to double acting reciprocating pump is of the order of 0.688 0.848 0.492 0.392 0.688 0.848 0.492 0.392 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 1 kg 1000 kg 100 kg 10 kg 1 kg 1000 kg 100 kg 10 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid Falls on the front end Falls on the back end Remains horizontal Becomes curved Falls on the front end Falls on the back end Remains horizontal Becomes curved ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum thickness of boundary layer in a pipe of radius r is r r/2 2r r r/2 2r ANSWER DOWNLOAD EXAMIANS APP