MCQOPTIONS
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| 1. |
The draught produced by a steam jet issuing from a nozzle placed in the ash-pit under the fire grate of the furnace is called$? |
| A. | Induced steam jet draught |
| B. | Chimney draught |
| C. | Forced steam jet draught |
| D. | None of these |
| Answer» D. None of these | |