Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. Ax̅ / IG above IG / Ax̅ above Ax̅ / IG below IG / Ax̅ below Ax̅ / IG above IG / Ax̅ above Ax̅ / IG below IG / Ax̅ below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The surface tension of mercury at normal temperature is __________ that of water. Same as Higher than None of these Lower than Same as Higher than None of these Lower than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2000 is called Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of viscosity may be determined by All of these Capillary tube method Rotating cylinder method Orifice type viscometer All of these Capillary tube method Rotating cylinder method Orifice type viscometer ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Choose the wrong statement. Alcohol is used in manometer, because It provides longer length for a given pressure difference Its vapour pressure is low Its density is less It provides suitable meniscus for the inclined tube It provides longer length for a given pressure difference Its vapour pressure is low Its density is less It provides suitable meniscus for the inclined tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of a gas is independent of temperature decreases with increase in temperature is independent of pressure for very high pressure intensities increases with increase in temperature is independent of temperature decreases with increase in temperature is independent of pressure for very high pressure intensities increases with increase in temperature ANSWER DOWNLOAD EXAMIANS APP