Euler’s equation in fluid machines has three distinct energy terms:
I) \(\frac{V_{1}^{2}\;-\;V_{2}^{2}}{2g}\)
II) \(\frac{U_{1}^{2}\;-\;U_{2}^{2}}{2g}\)
III) \(\frac{V_{r2}^{2}\;-\;V_{r1}^{2}}{2g}\)
Which of the following exist for a Pelton wheel?
1
(I) and (II)
2
(I), (II) and (III)
3
(II) and (III)
4
(I) only