Smallest size cone shaped and bell shaped nozzles have a big difference in exhaust pressure but they're almost identical
They are almost identical, but their exit area is different. Bell nozzles give a larger area per unit length and even at that short length, it's still enough to make a difference.
They are almost identical, but their exit area is different. Bell nozzles give a larger area per unit length and even at that short length, it's still enough to make a difference.