MY,- cos. y multiplied by U, the velocity The problem resolves itself into this : in the known triangles BCD, and BCM of the surface, or required to find the position of the line MVTcosTyU. DC such that ~W=u(x + vr) shall be a The total work performed by the jet maximum. upon the surface due to… … If the angle y is not zero, then the LetBM=C CM=£ work performed cannot be an absolute maximum, or the efficiency cannot be unity, because the fluid will not leave the vr =u=- 2c 2c vane with a direction and velocity equal and and opposite to the direction and velocity -vl of the vane. In other…
Engineering
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