Hydraulics and Fluid Mechanics in ME The optimum value of vane exit angle for a centrifugal pump impeller is 20-25° 30-40° 50-60° 10-15° 20-25° 30-40° 50-60° 10-15° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Kaplan turbine runner, the numbers of blades are generally between 4 to 8 16 to 24 8 to 16 2 to 4 4 to 8 16 to 24 8 to 16 2 to 4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be 1.5 m/sec 1 m/sec less than 1 m/sec 2 m/sec 1.5 m/sec 1 m/sec less than 1 m/sec 2 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 1/RN 4/RN 16/RN 64/RN 1/RN 4/RN 16/RN 64/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Is a function of the curvature of the interface Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature Is also known as capillarity Is a function of the curvature of the interface Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature Is also known as capillarity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Slip of a reciprocating pump is negative, when Suction pipe is short and pump is running at low speeds Suction pipe is short and delivery pipe is long and the pump is running at low speeds Delivery pipe is long and pump is running at high speeds Suction pipe is long and delivery pipe is short and the pump is running at high speeds Suction pipe is short and pump is running at low speeds Suction pipe is short and delivery pipe is long and the pump is running at low speeds Delivery pipe is long and pump is running at high speeds Suction pipe is long and delivery pipe is short and the pump is running at high speeds ANSWER DOWNLOAD EXAMIANS APP
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