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 82.4 r.p.m. 48.2 r.p.m 24.8 r.p.m. 248 r.p.m 82.4 r.p.m. 48.2 r.p.m 24.8 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a Mouthpiece Weir Nozzle Notch Mouthpiece Weir Nozzle Notch ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the flow changes from laminar flow to turbulent flow is called Critical velocity Sub-sonic velocity Velocity of approach Super-sonic velocity Critical velocity Sub-sonic velocity Velocity of approach Super-sonic velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hydraulic intensifier normally consists of A cylinder and a ram Two coaxial rams and two cylinders Two cylinders, two rams and a storage device A cylinder, a piston, storage tank and control valve A cylinder and a ram Two coaxial rams and two cylinders Two cylinders, two rams and a storage device A cylinder, a piston, storage tank and control valve 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 A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is 0.4 0.6 0.83 0.3 0.4 0.6 0.83 0.3 ANSWER DOWNLOAD EXAMIANS APP