Hydraulics and Fluid Mechanics in ME In reaction turbine, draft tube is used To transport water downstream without eddies For safety of turbine To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section To increase flow rate To transport water downstream without eddies For safety of turbine To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section To increase flow rate ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipe systems can be said to be equivalent, when the following quantities are same Friction loss and flow Length and diameter Flow and length Friction factor and diameter Friction loss and flow Length and diameter Flow and length Friction factor and diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force of buoyancy is always __________ the weight of the liquid displaced by the body. More than Equal to None of these Less than More than Equal to None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be (2A√H₁)/(Cd × a√2g) (2AH₁3/2)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) (2AH₁²)/(Cd × a√2g) (2A√H₁)/(Cd × a√2g) (2AH₁3/2)/(Cd × a√2g) (2AH₁)/(Cd × a√2g) (2AH₁²)/(Cd × a√2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Low specific speed of turbine implies it is Impulse turbine Francis turbine Propeller turbine Any one of the above Impulse turbine Francis turbine Propeller turbine Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2000 is called Lower critical velocity Sub-sonic velocity Higher critical velocity Super-sonic velocity Lower critical velocity Sub-sonic velocity Higher critical velocity Super-sonic velocity ANSWER DOWNLOAD EXAMIANS APP