Hydraulics and Fluid Mechanics in ME The total energy of a liquid particle in motion is equal to Pressure energy - (kinetic energy + potential energy) Kinetic energy - (pressure energy + potential energy) Pressure energy + kinetic energy + potential energy Potential energy - (pressure energy + kinetic energy Pressure energy - (kinetic energy + potential energy) Kinetic energy - (pressure energy + potential energy) Pressure energy + kinetic energy + potential energy Potential energy - (pressure energy + kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity distribution for laminar flow through a circular tube varies parabolically with maximum at the centre varies linearly from zero at walls to maximum at centre is constant over the cross-section None of these varies parabolically with maximum at the centre varies linearly from zero at walls to maximum at centre is constant over the cross-section None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The weight per unit volume of a liquid at a standard temperature and pressure is called Specific gravity Mass density Specific weight None of these Specific gravity Mass density Specific weight None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called hyper-sonic, if the Mach number is Between 1 and 6 Unity None of these Less than unity Between 1 and 6 Unity None of these Less than unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pitot tube is used to measure static pressure dynamic pressure stagnation pressure velocity at stagnation point static pressure dynamic pressure stagnation pressure velocity at stagnation point ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Theoretical power required (in watts) to drive a reciprocating pump is (where w = Specific weight of liquid to be pumped in N/m3, Q = Discharge of the pump in m3/s, Hs = Suction head in meters, and Hd = Delivery head in meters) wQHd wQ (Hs - Hd) wQ (Hs + Hd) wQHs wQHd wQ (Hs - Hd) wQ (Hs + Hd) wQHs ANSWER DOWNLOAD EXAMIANS APP
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