Hydraulics and Fluid Mechanics in ME For pipes, turbulent flow occurs when Reynolds number is more than 4000 less than 4000 less than 2000 between 2000 and 4000 more than 4000 less than 4000 less than 2000 between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over the trapezoidal notch is equal to the discharge over the rectangular notch __________ the discharge over the triangular notch. Divide None of these Minus Plus Divide None of these Minus Plus ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 1 and 6 2.5 and 4 1 and 2.5 4 and 6 1 and 6 2.5 and 4 1 and 2.5 4 and 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. Remain unaffected None of these Increases Decreases Remain unaffected None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an incorrect statement ? None of these Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity Flow nozzle is cheaper than venturimeter but has higher energy loss None of these Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity Flow nozzle is cheaper than venturimeter but has higher energy loss ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension will increase in size of tube will May increase or decrease depending on the characteristics of liquid Remain unaffected Increase Decrease May increase or decrease depending on the characteristics of liquid Remain unaffected Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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