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. 24.8 r.p.m. 48.2 r.p.m 248 r.p.m 82.4 r.p.m. 24.8 r.p.m. 48.2 r.p.m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Pitot tube is used for measurement of velocity flow pressure dsscharge velocity flow pressure dsscharge ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if All of these It gives maximum discharge for a given cross-sectional area and bed slope It involves lesser excavation for the designed amount of discharge It has minimum wetted perimeter All of these It gives maximum discharge for a given cross-sectional area and bed slope It involves lesser excavation for the designed amount of discharge It has minimum wetted perimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an inward flow reaction turbine The water enters at the center of the wheel and then flows towards the outer periphery of the wheel The water enters the wheel at the outer periphery and then flows towards the center of the wheel The flow of water is partly radial and partly axial The water flows parallel to the axis of the wheel The water enters at the center of the wheel and then flows towards the outer periphery of the wheel The water enters the wheel at the outer periphery and then flows towards the center of the wheel The flow of water is partly radial and partly axial The water flows parallel to the axis of the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Reynolds number is Between 2000 and 4000 Less than 4000 More than 4000 Less than 2000 Between 2000 and 4000 Less than 4000 More than 4000 Less than 2000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a footstep bearing is (where μ = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film) μπ²NR⁴/60t μπ²NR³/60t μπ²NR/60t μπ²NR²/60t μπ²NR⁴/60t μπ²NR³/60t μπ²NR/60t μπ²NR²/60t ANSWER DOWNLOAD EXAMIANS APP
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