Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.577 R 0.707 R 0.223 R 0.423 R 0.577 R 0.707 R 0.223 R 0.423 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure intensity in kN/m2 (or kPa) at any point in a liquid is (where w = Specific weight of liquid, and h = Depth of liquid from the surface) h/w w/h w wh h/w w/h w wh ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Theoretical power required (in watts) to drive a reciprocating pump is (where w = Specific weight of liquid to be pumped in N/m3, Q = Discharge of the pump in m3/s, Hs = Suction head in meters, and Hd = Delivery head in meters) wQHs wQHd wQ (Hs + Hd) wQ (Hs - Hd) wQHs wQHd wQ (Hs + Hd) wQ (Hs - Hd) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Center of pressure compared to e.g. is Below it Above it At same point Above or below depending on area of body Below it Above it At same point Above or below depending on area of body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is 43924 4 1 2 43924 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Differential manometer is used to measure Difference of pressure between two points Pressure in pipes, channels etc. Atmospheric pressure Very low pressure Difference of pressure between two points Pressure in pipes, channels etc. Atmospheric pressure Very low pressure ANSWER DOWNLOAD EXAMIANS APP
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