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Aug 27, 2017 at 17:30 comment added Shahe Ansar No, my problem is the way we derive the work done, since this isn't exactly a rigidbody, all I want is a justification for why pAdt works as a measure of work done.
Aug 27, 2017 at 10:13 comment added Deep @ShaheAnsar If you are imagining marking the fluid in the stream tube at one instant and are talking about displacement of its center of mass of this fluid then this is accounted for in the potential energy term.
Aug 27, 2017 at 9:16 comment added Shahe Ansar OK, the first part satisfied me, but for the last part, it's fine for it to be true, all I want is the proof that that really is the case, since the way the work done is derived feels quite wonky to me
Aug 27, 2017 at 6:44 history answered Deep CC BY-SA 3.0