In a single stage impulse turbine nozzle angle is 20 and the mean blade speed is 300 m/s. Steam leaves the nozzle at a velocity of 700 m/s. Determine the exit velocity of the steam if the turbine blades are equiangular and frictionless.

In a single stage impulse turbine nozzle angle is 20 and the mean bla

1.	In a single stage impulse turbine nozzle angle is 20 and the mean blade speed is 300 m/s. Steam leaves the nozzle at a velocity of 700 m/s. Determine the exit velocity of the steam if the turbine blades are equiangular and frictionless.
A.	154.65 m/s
B.	195.65 m/s
C.	246.30 m/s
D.	321.32 m/s
Answer» D. 321.32 m/s

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In a single stage impulse turbine nozzle angle is 20 and the mean blade speed is 300 m/s. Steam leaves the nozzle at a velocity of 700 m/s. Determine the exit velocity of the steam if the turbine blades are equiangular and frictionless.

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