Hydraulics and Fluid Mechanics in ME The centre of gravity of the volume of the liquid displaced is called Metacentre Centre of pressure None of the listed here Centre of buoyancy Metacentre Centre of pressure None of the listed here Centre of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) 2p/sinα 2p/sin (α/2) p/2sinα p/sinα 2p/sinα 2p/sin (α/2) p/2sinα p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is not a reaction turbine? Fourneyron turbine Journal turbine Thomson's turbine Pelton wheel Fourneyron turbine Journal turbine Thomson's turbine Pelton wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. None of these Remain same Decreases Increases None of these Remain same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a collar bearing is (where R1 and R2 = External and internal radius of collar) (μπ²N/60t) × (R₁ - R₂) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁² - R₂²) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁ - R₂) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁² - R₂²) μπ²N/60t) × (R₁³ - R₂³) 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 Sub-sonic velocity Velocity of approach Super-sonic velocity Critical velocity Sub-sonic velocity Velocity of approach Super-sonic velocity Critical velocity ANSWER DOWNLOAD EXAMIANS APP
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