MCQOPTIONS
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| 1. |
Length to diameter ratio of most rotary driers is in the range of____________________? |
| A. | 1 to 2 |
| B. | 4 to 10 |
| C. | 10 to 20 |
| D. | 20 to 30 |
| Answer» C. 10 to 20 | |