MCQOPTIONS
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| 1. |
How_much_was_the_fan_HP_required_for_five-stage_fluidized_absorber_developed_by_Rowson?$ |
| A. | 1000 hp |
| B. | 500 hp |
| C. | 250 hp |
| D. | 100 hp |
| Answer» B. 500 hp | |