Fluid Mechanics Unsteady uniform flow is represented by flow through a/an Long pipe at decreasing rate Expanding tube at constant rate Long pipe at constant rate Expanding tube at increasing rate Long pipe at decreasing rate Expanding tube at constant rate Long pipe at constant rate Expanding tube at increasing rate 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). 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 Q₁ = Q₂ = Q₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In frictional fluid flow, the quantity, P/ρ + V²/2gc + gz/gc, is Not constant along a streamline Constant along a streamline None of these Increased in the direction of flow Not constant along a streamline Constant along a streamline None of these Increased in the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A double acting reciprocating pump compared to a single acting pump (of almost same size working under same pressure levels) would give almost double Discharge None of these Head Efficiency Discharge None of these Head Efficiency ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of supersonic flow of a fluid through pipeline, the 'Mach number' is < 1 1 > 1 < 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The temperature in isentropic flow Cannot drop and then increase again downstream None of these Depends on Mach number only Does not depend on Mach number Cannot drop and then increase again downstream None of these Depends on Mach number only Does not depend on Mach number ANSWER DOWNLOAD EXAMIANS APP
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