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 When a piping system is made up primarily of friction head and very little of vertical lift, then pump characteristics should be Nearly horizontal Steep Horizontal First rise and then fall Nearly horizontal Steep Horizontal First rise and then fall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid cavitation in centrifugal pumps The suction pressure should be high The suction pressure should be low The delivery pressure should be high The delivery pressure should be low The suction pressure should be high The suction pressure should be low The delivery pressure should be high The delivery pressure should be low ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the __________ is called Euler's number. Pressure force Surface tension force Elastic force Viscous force Pressure force Surface tension force Elastic force Viscous force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by H = Hg + hf H = Hg × hf H = Hg/hf H = Hg - hf H = Hg + hf H = Hg × hf H = Hg/hf H = Hg - hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity with increase in pressure decreases remains constant increases increases first upto certain limit and then decreases decreases remains constant increases increases first upto certain limit and then decreases ANSWER DOWNLOAD EXAMIANS APP