Engine_2014 : General Subjects - 26/3524
|
|---|
| « Previous Question |
| A constant pressure range is maintained in the potable water system of many vessels by using __________ . |
| A) constant speed supply pumps |
| B) variable speed supply pumps |
| C) an air cushion in a hydro-pneumatic surge tank |
| D) a pressure regulator in the pump suction piping |
loading answer...
| Comments |
|---|
| There are no comments for this question. |