Hydraulics and Fluid Mechanics in ME Puck up the wrong statement about centrifugal pump Head a diameter Head a speed² Power a speed⁴ Discharge a diameter Head a diameter Head a speed² Power a speed⁴ Discharge a diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly enlarged to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden enlargement is (v₁ - v₂)²/g (v₁ - v₂)²/2g (v₁² - v₂²)/2g (v₁² - v₂²)/g (v₁ - v₂)²/g (v₁ - v₂)²/2g (v₁² - v₂²)/2g (v₁² - v₂²)/g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is μ π³ N² R² /1800 t μ π³ N² R⁴ /1800 t μ π³ N² R² /3600 t μ π³ N² R⁴ /3600 t μ π³ N² R² /1800 t μ π³ N² R⁴ /1800 t μ π³ N² R² /3600 t μ π³ N² R⁴ /3600 t ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Liquids Are not affected by change in pressure and temperature Cannot be compressed Occupy definite volume None of the listed here Are not affected by change in pressure and temperature Cannot be compressed Occupy definite volume None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The volume of a fluid __________ as the pressure increases. Remains same Increases None of these Decreases Remains same Increases None of these Decreases 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/sin (α/2) 2p/sinα p/sinα p/2sinα 2p/sin (α/2) 2p/sinα p/sinα p/2sinα ANSWER DOWNLOAD EXAMIANS APP
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