Hydraulics and Fluid Mechanics in ME
The flow ratio of Francis turbine is defined as the ratio of the

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

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Hydraulics and Fluid Mechanics in ME
If the elevation of hydraulic grade line at the junction of three pipes is above the elevation of reservoirs B and C and below reservoir A, then the direction of flow will be

from reservoir A to reservoirs B and C
from reservoir C to reservoirs A and B
from reservoir B to reservoirs C and A
unpredictable

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