Hydraulics and Fluid Mechanics in ME A nozzle placed at the end of a water pipe line discharges water at a Low pressure High pressure High velocity Low velocity Low pressure High pressure High velocity Low velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power developed by a turbine is (where H = Head of water under which the turbine is working) Inversely proportional to H1/2 Directly proportional to H3/2 Inversely proportional to H3/2 Directly proportional to H1/2 Inversely proportional to H1/2 Directly proportional to H3/2 Inversely proportional to H3/2 Directly proportional to H1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will be immersed in mercury by half Metal piece will sink to the bottom The metal piece will simply float over the mercury Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will be immersed in mercury by half Metal piece will sink to the bottom The metal piece will simply float over the mercury ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm² and a volume of 0.039 m3 at 150 kg/cm². The bulk modulus of elasticity of liquid is 4000 kg/cm² 40 × 10⁶ kg/cm² 40 × 10⁵ kg/cm² 400 kg/cm² 4000 kg/cm² 40 × 10⁶ kg/cm² 40 × 10⁵ kg/cm² 400 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is turbulent when Reynold number is Less than 2000 Between 2000 and 2800 More than 2800 None of these Less than 2000 Between 2000 and 2800 More than 2800 None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is dependent only on Reynolds number a function of Reynolds number and relative roughness constant dependent on relative roughness only dependent only on Reynolds number a function of Reynolds number and relative roughness constant dependent on relative roughness only ANSWER DOWNLOAD EXAMIANS APP
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