Hydraulics and Fluid Mechanics in ME Axial flow pump is started with its delivery valve Kept fully open Kept fully closed Kept 50% open Irrespective of any position Kept fully open Kept fully closed Kept 50% open Irrespective of any position 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) H × √(2g) 2g × √H √(2gh) 2gH H × √(2g) 2g × √H √(2gh) 2gH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Mixed flow Axial flow Centrifugal Reciprocating Mixed flow Axial flow Centrifugal Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.34 times 0.67 times 0.95 times 0.81 times 0.34 times 0.67 times 0.95 times 0.81 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most economical section of a trapezoidal channel is one which has hydraulic mean depth equal to 1/2 × breadth 1/2 × sloping side 1/4 × (depth + breadth) 1/2 × depth 1/2 × breadth 1/2 × sloping side 1/4 × (depth + breadth) 1/2 × depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A structure used to dam up a stream or river over which the water flows is called Notch Orifice Weir Dam Notch Orifice Weir Dam ANSWER DOWNLOAD EXAMIANS APP
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