Hydraulics and Fluid Mechanics in ME The purpose of a surge tank is To control the pressure variations due to rapid changes in the pipe line flow To eliminate water hammer possibilities All of these To regulate flow of water to turbines by providing necessary retarding head of water To control the pressure variations due to rapid changes in the pipe line flow To eliminate water hammer possibilities All of these To regulate flow of water to turbines by providing necessary retarding head of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow whose streamline is represented by a curve, is called Two-dimensional flow One-dimensional flow Four-dimensional flow Three-dimensional flow Two-dimensional flow One-dimensional flow Four-dimensional flow Three-dimensional flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for High head installation above 180 m All types of heads Low head installation up to 30 m Medium head application from 24 to 180 m High head installation above 180 m All types of heads Low head installation up to 30 m Medium head application from 24 to 180 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) p/2sinα p/sinα 2p/sinα 2p/sin (α/2) p/2sinα p/sinα 2p/sinα 2p/sin (α/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta) √(2gh) H × √(2g) 2g × √H 2gH √(2gh) H × √(2g) 2g × √H 2gH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure measured with the help of a Piezometer tube is in All of these Head of liquid N/mm2 N/m2 All of these Head of liquid N/mm2 N/m2 ANSWER DOWNLOAD EXAMIANS APP