92. A Pelton type turbine has 25 m head friction loss of 4.5 m. The coefficient of friction head

loss (Morse) is 0.00093 and penstock length of 80 m. What is the penstock diameter?

A. 1,355.73 mm

B. 3476.12 mm

C. 6771.23 mm

D. 1686.73 mm