Hydraulics and Fluid Mechanics in ME Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem All of these Orifice plate pitot tube Venturimeter All of these Orifice plate pitot tube Venturimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) (H - hf )/H (H + hf )/H H/(H + hf ) H/(H - hf ) (H - hf )/H (H + hf )/H H/(H + hf ) H/(H - hf ) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Fourneyron turbine is _________ reaction turbine. An axial flow A mixed flow An outward flow An inward flow An axial flow A mixed flow An outward flow An inward flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A metal with specific gravity of 'a' floating in a fluid of same specific gravity 'a' will Be fully immersed with top surface at fluid surface Float over fluid Sink to bottom Partly immersed Be fully immersed with top surface at fluid surface Float over fluid Sink to bottom Partly immersed ANSWER DOWNLOAD EXAMIANS APP
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