Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Super-sonic flow Hyper-sonic flow Sub-sonic flow Sonic flow Super-sonic flow Hyper-sonic flow Sub-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force present in a moving liquid is Viscous force Gravity force Inertia force All of these Viscous force Gravity force Inertia force All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Some other alterations in the impeller Not possible Designing new impeller Trimming the impeller size to the required size by machining Some other alterations in the impeller Not possible Designing new impeller Trimming the impeller size to the required size by machining ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. Increases None of these Decreases Remain unaffected Increases None of these Decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Re-entrant or Borda's mouthpiece is an __________ mouthpiece. Internal Both A and B External None of these Internal Both A and B External None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the velocity distribution is uniform over the cross-section, the correction factor for momentum is 1 2 43924 1 2 43924 ANSWER DOWNLOAD EXAMIANS APP