Hydraulics and Fluid Mechanics in ME In a reciprocating pump, air vessels are used to Increase delivery head Reduce suction head Smoothen the flow Reduce acceleration head Increase delivery head Reduce suction head Smoothen the flow Reduce acceleration head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Francis turbine is used when the available head of water is 0 to 25 m Above 250 m None of these 25 m to 250 m 0 to 25 m Above 250 m None of these 25 m to 250 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is High speed pump with radial flow at outlet High speed pump with axial flow at outlet Medium speed pump with radial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet High speed pump with axial flow at outlet Medium speed pump with radial flow at outlet Slow speed pump with radial flow at outlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Slip of a reciprocating pump is negative, when Delivery pipe is long and 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 Suction pipe is long and delivery pipe is short and the pump is running at high speeds Delivery pipe is long and 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 Suction pipe is long and delivery pipe is short and the pump is running at high speeds ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir. One-third Three-fourth Two-third Equal to One-third Three-fourth Two-third Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as Manometric efficiency Mechanical efficiency Volumetric efficiency Overall efficiency Manometric efficiency Mechanical efficiency Volumetric efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
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