Hydraulics and Fluid Mechanics in ME If the weight of a body immersed in a fluid exceeds the buoyant force, then the body will float None of these rise until its weight equals the buoyant force tend to move downward and it may finally sink float None of these rise until its weight equals the buoyant force tend to move downward and it may finally sink ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the sub-merged body is called reaction buoyancy upthrust metacentre reaction buoyancy upthrust metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of turbine is defined as the speed of a unit Of such a size that it requires unit power per unit head Of such a size that it delivers unit discharge at unit power Of such a size that it produces unit horse power with unit head Of such a size that it delivers unit discharge at unit head Of such a size that it requires unit power per unit head Of such a size that it delivers unit discharge at unit power Of such a size that it produces unit horse power with unit head Of such a size that it delivers unit discharge at unit head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of discharge Cd is equal to (where Cc = Coefficient of contraction, Cv = Coefficient of velocity, and Cr = Coefficient of resistance) Cc × Cv Cc × Cr Cv × Cr Cc/Cr Cc × Cv Cc × Cr Cv × Cr Cc/Cr ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension wim increase in size of tube will increase remain unaffected decrease may increase or decrease depending on the characteristics of liquid increase remain unaffected decrease may increase or decrease depending on the characteristics of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. Decreases None of these Remain same Increases Decreases None of these Remain same Increases ANSWER DOWNLOAD EXAMIANS APP