Fluid Mechanics The temperature in isentropic flow Cannot drop and then increase again downstream Depends on Mach number only None of these Does not depend on Mach number Cannot drop and then increase again downstream Depends on Mach number only None of these Does not depend on Mach number ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The head loss in turbulent flow in a pipe varies As velocity As (velocity)² Inversely as the velocity Inversely as the square of diameter As velocity As (velocity)² Inversely as the velocity Inversely as the square of diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pressure gradient in the pipe flow is influenced by the All of these Velocity of the fluid Density & viscosity of the fluid Diameter of pipe All of these Velocity of the fluid Density & viscosity of the fluid Diameter of pipe 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 Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ Q₁ = Q₂ = Q₃ Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer separation occurs when the Valve is closed in a pipeline Pressure reaches a minimum Velocity of sound is reached Cross-section of the channel is reduced Valve is closed in a pipeline Pressure reaches a minimum Velocity of sound is reached Cross-section of the channel is reduced ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A differential pressure cell is used for Remote recording of pressure difference Measuring the difference of the impact & the static pressure Measuring small pressure difference in gases Measuring small pressure difference in liquids Remote recording of pressure difference Measuring the difference of the impact & the static pressure Measuring small pressure difference in gases Measuring small pressure difference in liquids ANSWER DOWNLOAD EXAMIANS APP
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