Fluid Mechanics Volute type of casing is provided in a centrifugal pump to Increase the discharge Convert velocity head to pressure head Reduce the discharge fluctuation Convert pressure head to velocity head Increase the discharge Convert velocity head to pressure head Reduce the discharge fluctuation Convert pressure head to velocity head ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The energy loss in flow through ven-turimeter is less than that through flow nozzle, because in case of a flow nozzle, the Distance between the throat and the inlet is more Throat diameter is more Sudden expansion of flow in the downstream occurs Length is shorter Distance between the throat and the inlet is more Throat diameter is more Sudden expansion of flow in the downstream occurs Length is shorter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is used for very accurate measurement of flow of gas at low velocity? Pitot tube Rotameter Hot wire annemometer Segmental orificemeter Pitot tube Rotameter Hot wire annemometer Segmental orificemeter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Applying a pressure drop across a capillary results in a volumetric flow rate 'Q' under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is Q/2 Q/16 Q/4 Q/8 Q/2 Q/16 Q/4 Q/8 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In frictional fluid flow, the quantity, P/ρ + V²/2gc + gz/gc, is Constant along a streamline Increased in the direction of flow Not constant along a streamline None of these Constant along a streamline Increased in the direction of flow Not constant along a streamline None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A hydraulic ram acts as a/an __________ pump. Impulse Reciprocating Centrifugal Parallel cylinder Impulse Reciprocating Centrifugal Parallel cylinder ANSWER DOWNLOAD EXAMIANS APP
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