MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
The maximum size of fly ash is |
| A. | 1μm |
| B. | 100μm |
| C. | 1000μm |
| D. | 10μm |
| Answer» D. 10‚âà√≠¬¨‚à´m | |