Hydraulics and Fluid Mechanics in ME The celerity (velocity) of a pressure wave in a fluid is given by (where K = Bulk modulus, and ρ = Density of the fluid) K.ρ None of the listed here ρ/K K/ρ K.ρ None of the listed here ρ/K K/ρ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Geometric similarity is said to exist between the model and the prototype, if both of them Are identical in shape, but differ only in size Are equal in size and shape Have identical forces Have identical velocities Are identical in shape, but differ only in size Are equal in size and shape Have identical forces Have identical velocities 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) wQHs wQHd wQ (Hs - Hd) wQ (Hs + Hd) wQHs wQHd wQ (Hs - Hd) wQ (Hs + Hd) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the depth of water in an open channel is less than the critical depth, the flow is called Torrential flow Turbulent flow Tranquil flow Critical flow Torrential flow Turbulent flow Tranquil flow Critical flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of flow through parallel pipes, The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same Both (A) and (B) The total head loss is the sum of head losses in the various pipes The total discharge is equal to the sum of discharges in the various pipes The head loss for all the pipes is same Both (A) and (B) The total head loss is the sum of head losses in the various pipes ANSWER DOWNLOAD EXAMIANS APP
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