Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be First rise and then fall Horizontal Nearly horizontal Steep First rise and then fall Horizontal Nearly horizontal Steep ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine with increase in unit speed First increases and then decreases Remain unaffected Decreases Increases First increases and then decreases Remain unaffected Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Viscosity of water in comparison to mercury is Same Higher Lower Higher/lower depending on temperature Same Higher Lower Higher/lower depending on temperature 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 × 10-6 N/mm3 9.81 × 103 N/m3 9.81 kN/m3 Any one of these 9.81 × 10-6 N/mm3 9.81 × 103 N/m3 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) w wh h/w w/h w wh h/w w/h ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The process of diffusion of one liquid into the other through a semi-permeable membrane is called cohesion viscosity surface tension osmosis cohesion viscosity surface tension osmosis ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS