Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a Needle valve Butterfly valve Globe valve None of these Needle valve Butterfly valve Globe valve None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What causes cavitation in centrifugal pump? Low suction pressure High suction pressure High suction velocity Low barometric pressure Low suction pressure High suction pressure High suction velocity Low barometric pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂s = 0 ∂/∂s = constant ∂/∂t = constant ∂/∂t = 0 ∂/∂s = 0 ∂/∂s = constant ∂/∂t = constant ∂/∂t = 0 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Select the wrong statement pertaining to flow of an incompressible fluid through a venturimeter. Venturimeter incurs less power loss compared to an equivalent orificemeter For frictionless flow, the fluid pressure entering the venturi meter will be exactly equal to that leaving the venturimeter Discharge of fluid through a venturimeter depends upon the gage difference irrespective of the orientation of venturimeter Venturimeter occupies less space than an orificemeter Venturimeter incurs less power loss compared to an equivalent orificemeter For frictionless flow, the fluid pressure entering the venturi meter will be exactly equal to that leaving the venturimeter Discharge of fluid through a venturimeter depends upon the gage difference irrespective of the orientation of venturimeter Venturimeter occupies less space than an orificemeter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The bulk modulus of elasticity of a liquid Is zero for incompressible liquid Increases with pressure Decreases with pressure Is independent of temperature & pressure Is zero for incompressible liquid Increases with pressure Decreases with pressure Is independent of temperature & pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For pipes that must be broken at intervals for maintenance, the connector used should be a/an Tee Elbow Union Reducer Tee Elbow Union Reducer ANSWER DOWNLOAD EXAMIANS APP
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