【判断题】In the UK most newspapers have reduced the newspaper to tabloid size in a bid to capture younger readers, although because “tabloid” has a connotation of “downmarket”, some of the papers refer to the new size as “compact”. The above sentence can be paraphrased as: In the UK the larger broadsheet newspaper which traditionally is designed for educated readers is contracted to smaller size. In case the low image of tabloid-sized newspapers might discourage readers, the neutral term “compact” is being used.
Our cyclone separator is operating with Dcut=5μ. It is now necessary to increase the flow rate to the cyclone (and hence the inlet velocity) by 25 percent (i.e., the new velocity will be 1.25 times the old velocity). Nothing else will change. The cyclone is believed to obey Eq. (9.18). Estimate the new cut diameter.
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