Determine the power given by the water to the Pelton wheel and its hydraulic efficiency. The Pelton wheel is supplied by a penstock from a reservoir with a gross head of 510m, one-third of which is lost. Which of the following is the correct option?

A) Calculate the power and efficiency of the Pelton wheel.
B) Find the power output and hydraulic efficiency of the Pelton wheel.
C) Determine the power and hydraulic efficiency of the Pelton wheel.
D) Calculate the power output and efficiency of the Pelton wheel.