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Question : The steam leaves the nozzle of a single stage impulse turbine at900 m/s. The nozzle angle is 20, the blade angles are 30

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The steam leaves the nozzle of a single stage impulse turbine at900 m/s. The nozzle
angle is 20°, the blade angles are 30° at inlet and outlet andfriction factor is 0.8.
Determine the following:
(a) the blade velocity,
(b) the steam flow in kg/hour if the power developed by the turbineis 257 kW.

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