Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump depends on Fluid density Both (A) and (B) above Impeller diameter Speed Fluid density Both (A) and (B) above Impeller diameter Speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly enlarged to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden enlargement is (v₁² - v₂²)/2g (v₁ - v₂)²/g (v₁ - v₂)²/2g (v₁² - v₂²)/g (v₁² - v₂²)/2g (v₁ - v₂)²/g (v₁ - v₂)²/2g (v₁² - v₂²)/g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity of venturimeter is equal to the coefficient of discharge of venturimeter is independent of Reynolds number decreases with higher Reynolds number None of these is equal to the coefficient of discharge of venturimeter is independent of Reynolds number decreases with higher Reynolds number None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is generally used to pump highly viscous fluid? Centrifugal pump Screw pump Reciprocating pump Air lift pump Centrifugal pump Screw pump Reciprocating pump Air lift pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called super-sonic if the None of these Mach number is between 1 and 6 Velocity of flow is very high Discharge is difficult to measure None of these Mach number is between 1 and 6 Velocity of flow is very high Discharge is difficult to measure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.223 D 0.577 D 0.707 D 0.423 D 0.223 D 0.577 D 0.707 D 0.423 D ANSWER DOWNLOAD EXAMIANS APP
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