MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
What is range of efficiency of a Cochran boiler? |
| A. | 50 – 55% |
| B. | 60 – 65% |
| C. | 70 – 75% |
| D. | 80 – 85% |
| Answer» D. 80 – 85% | |