Hydraulics and Fluid Mechanics in ME The buoyancy depends on viscosity of the liquid pressure of the liquid displaced depth of immersion mass of liquid displaced viscosity of the liquid pressure of the liquid displaced depth of immersion mass of liquid displaced ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × bH × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH2 × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal ratio of inertial force to force due to gravitation ratio of inertial force to force due to surface tension all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to viscosity ratio of inertial force to force due to gravitation ratio of inertial force to force due to surface tension all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? Metal piece will sink to the bottom The metal piece will simply float over the mercury Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will be immersed in mercury by half Metal piece will sink to the bottom The metal piece will simply float over the mercury Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will be immersed in mercury by half ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. Remain unaffected Increases None of these Decreases Remain unaffected Increases None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME With an increase in size of tube, the rise or depression of liquid in the tube due to surface tension will Decrease Depend upon the characteristics of liquid Remain unchanged Increase Decrease Depend upon the characteristics of liquid Remain unchanged Increase ANSWER DOWNLOAD EXAMIANS APP