(Solved): please help me slove this. The plant uses a Pelton wheel that is designed to be 1.8 m in diameter an ...

The plant uses a Pelton wheel that is designed to be 1.8 m in diameter and having a deflecting angle of the bucket at 160° and rotates at 400 rpm. The jet diameter is 100 mm, the effective head to the nozzles is 135 m, and the nozzles coefficient is 0.97. Evaluate the a) Power that can be extracted by the Pelton turbine, b) Hydraulic efficiency, c)Maximum hydraulic efficiency, and d)Output power if overall efficiency if the is 98%