Hydraulics and Fluid Mechanics in ME The surface tension of mercury at normal temperature is __________ that of water. Lower than None of these Higher than Same as Lower than None of these Higher than Same as ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.4 0.5 0.515 0.5 0.4 0.5 0.515 0.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine with increase in unit speed Remain unaffected Increases Decreases First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the velocity distribution is uniform over the cross-section, the correction factor for momentum is 2 1 43924 2 1 43924 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the weight of a body immersed in a fluid exceeds the buoyant force, then the body will rise until its weight equals the buoyant force float tend to move downward and it may finally sink None of these rise until its weight equals the buoyant force float tend to move downward and it may finally sink None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v)²]/2g [wa (V - v)]/2g [wa (V - v²)]/g [wa (V - v)]/g [wa (V - v)²]/2g [wa (V - v)]/2g [wa (V - v²)]/g [wa (V - v)]/g ANSWER DOWNLOAD EXAMIANS APP