MCQOPTIONS
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| 1. |
I.D. of 1/4" schedule 40 pipe is 0.364". I.D. of a 1/2" schedule 40 pipe would be __________ inch |
| A. | 4.728 |
| B. | 0.5 |
| C. | 0.622 |
| D. | 0.474 |
| Answer» D. 0.474 | |