Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Cube of fan speed Square of fan speed Directly as fan speed Square root of fan speed Cube of fan speed Square of fan speed Directly as fan speed Square root of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump depends on Fluid density Both (A) and (B) above Speed Impeller diameter Fluid density Both (A) and (B) above Speed Impeller diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as 9.81 kN/m3 Any one of these 9.81 × 103 N/m3 9.81 × 10-6 N/mm3 9.81 kN/m3 Any one of these 9.81 × 103 N/m3 9.81 × 10-6 N/mm3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of fluid by virtue of which it offers resistance to shear is called cohesion surface tension viscosity adhesion cohesion surface tension viscosity adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of fluid due to hammer blow is Directly proportional to (density)1/2 of fluid Inversely proportional to (density)1/2 of fluid Inversely proportional to density of fluid Directly proportional to density of fluid Directly proportional to (density)1/2 of fluid Inversely proportional to (density)1/2 of fluid Inversely proportional to density of fluid Directly proportional to density of fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the surface of liquid is convex, men Cohesion pressure is negligible Cohesion pressure is increased Cohesion pressure is decreased There is no cohesion pressure Cohesion pressure is negligible Cohesion pressure is increased Cohesion pressure is decreased There is no cohesion pressure ANSWER DOWNLOAD EXAMIANS APP
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