Hydraulics and Fluid Mechanics in ME The optimum value of vane exit angle for a centrifugal pump impeller is 30-40° 10-15° 50-60° 20-25° 30-40° 10-15° 50-60° 20-25° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The point at which the resultant pressure on an immersed surface acts, is known as Centre of immersed surface Centre of depth Centre of gravity Centre of pressure Centre of immersed surface Centre of depth Centre of gravity Centre of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most economical section of a trapezoidal channel is one which has hydraulic mean depth equal to 1/2 × sloping side 1/2 × depth 1/2 × breadth 1/4 × (depth + breadth) 1/2 × sloping side 1/2 × depth 1/2 × breadth 1/4 × (depth + breadth) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Principle of similitude forms the basis of designing models so that the result can be converted to prototypes comparing similarity between design and actual equipment hydraulic designs comparing two identical equipments designing models so that the result can be converted to prototypes comparing similarity between design and actual equipment hydraulic designs comparing two identical equipments ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant speed and capacity, the pressure and power vary Inversely as square root of density Directly as the air or gas density As square of density Inversely as density Inversely as square root of density Directly as the air or gas density As square of density Inversely as density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow ratio of Francis turbine is defined as the ratio of the Velocity of flow at inlet to the theoretical jet velocity None of these Theoretical velocity of jet to the velocity of flow at inlet Velocity of runner at inlet to the velocity of flow at inlet Velocity of flow at inlet to the theoretical jet velocity None of these Theoretical velocity of jet to the velocity of flow at inlet Velocity of runner at inlet to the velocity of flow at inlet ANSWER DOWNLOAD EXAMIANS APP
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