MCQOPTIONS
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MCQOPTIONS
| 1. |
The draught or pressure difference for a chimney of height of H metres is given by? |
| A. | p = gH( a- g) |
| B. | p = gH( g- a) |
| C. | p = gH g |
| D. | p = gH( a+ g) |
| Answer» B. p = gH( g- a) | |