Hydraulics and Fluid Mechanics in ME Which of the following instrument can be used for measuring speed of a submarine moving in deep sea Venturimeter hot wire anemometer pitot tube rotameter Venturimeter hot wire anemometer pitot tube rotameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is Directly proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller Inversely proportional to (diameter)² of its impeller Directly proportional to diameter of its impeller Directly proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller Inversely proportional to (diameter)² of its impeller Directly proportional to diameter of its impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid cavitation in centrifugal pumps The delivery pressure should be high The suction pressure should be high The delivery pressure should be low The suction pressure should be low The delivery pressure should be high The suction pressure should be high The delivery pressure should be low The suction pressure should be low ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Bernoulli's equation is based on the assumption that There is no loss of energy of the liquid flowing All of these No force except gravity acts on the fluid The velocity of flow is uniform across any cross-section of the pipe There is no loss of energy of the liquid flowing All of these No force except gravity acts on the fluid The velocity of flow is uniform across any cross-section of the pipe ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a short cylindrical external mouthpiece, the vena contracta occurs at a distance __________ the diameter of the orifice from the outlet of orifice. One-fourth One-half One-third Equal to One-fourth One-half One-third Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The increase of temperature results in decrease in viscosity of gas increase in viscosity of liquid increase in viscosity of gas decrease in viscosity of liquid decrease in viscosity of gas increase in viscosity of liquid increase in viscosity of gas decrease in viscosity of liquid ANSWER DOWNLOAD EXAMIANS APP