Net positive suction head (NPSH), which plays an important role in the proper selection of pumps is given by ________.
1
the ratio of Suction head and the liquids vapor head
2
the sum of Suction head and the liquids vapor head
3
the difference between Suction head and the liquids vapor head
4
the product of Suction head and the liquids vapor head
5
Question Not Attempted