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 82.4 r.p.m. 248 r.p.m 48.2 r.p.m 24.8 r.p.m. 82.4 r.p.m. 248 r.p.m 48.2 r.p.m 24.8 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a centrifugal pump casing, the flow of water leaving the impeller, is Rectilinear flow Free vortex motion Radial flow Forced vortex Rectilinear flow Free vortex motion Radial flow Forced vortex ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is π w ω² r⁴/4g π w ω² r³/4g π w ω² r²/4g π w ω² r²/2g π w ω² r⁴/4g π w ω² r³/4g π w ω² r²/4g π w ω² r²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure acts __________ the centre of gravity of immersed surface. None of these Above Below At None of these Above Below At ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The width of the bucket for a Pelton wheel is generally ________ the diameter of jet. Five times Four times Three times Double Five times Four times Three times Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Choose the wrong statement. Alcohol is used in manometer, because Its density is less It provides suitable meniscus for the inclined tube Its vapour pressure is low It provides longer length for a given pressure difference Its density is less It provides suitable meniscus for the inclined tube Its vapour pressure is low It provides longer length for a given pressure difference ANSWER DOWNLOAD EXAMIANS APP
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