Consider the following statements:
1. For stream function to exist, the flow should be irrigational
2. Potential, functions are possible even though continuity is irrigational
3. Streamlines diverge where the flow is accelerated
4. Bemoulli’s equation will be satisfied for flow across a cross – section.
Which of the above statements are correct?
(a) 1, 2, 3 and 4 (b) 1, 3 and 4
(c) 3 and 4 (d) 2 only