Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂s = 0 ∂/∂t = constant ∂/∂t = 0 ∂/∂s = constant ∂/∂s = 0 ∂/∂t = constant ∂/∂t = 0 ∂/∂s = constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec. 1.8 186.2 12.4 736.4 1.8 186.2 12.4 736.4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is used for very accurate measurement of flow of gas at low velocity? Hot wire annemometer Pitot tube Segmental orificemeter Rotameter Hot wire annemometer Pitot tube Segmental orificemeter Rotameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Curve III in the above diagram represents a/an Ideal plastic None of these Dilatent fluid Pseudo plastic fluid Ideal plastic None of these Dilatent fluid Pseudo plastic fluid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Scale up of agitator design requires Dynamic similarity only All of these Geometrical similarity only Both geometrical and dynamic similarity Dynamic similarity only All of these Geometrical similarity only Both geometrical and dynamic similarity ANSWER DOWNLOAD EXAMIANS APP
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