CENTRIFUGAL FANS 1. A fan develops 116.84-mm WG static pressure and 21.59-mm velocity head when delivering 317.4 CMM of 30.6 °C air. Static efficiency is 71 %. Find (a) The Static Air Power A. 6.06 kW...


CENTRIFUGAL FANS<br>1. A fan develops 116.84-mm WG static pressure and 21.59-mm<br>velocity head when delivering 317.4 CMM of 30.6 °C air. Static<br>efficiency is 71 %. Find<br>(a) The Static Air Power<br>A. 6.06 kW<br>C. 7 kW<br>B. 6.08 kW<br>D. 7.5 kW<br>(b) The Total Air Power<br>A. 6.8<br>B. 6.95 kW<br>C. 7.18 kW<br>D. 8.52 kW<br>(c) The Brake Power<br>A. 8.54 bkW<br>C. 9.86 bkW<br>B. 8.56 bkW<br>D. 10.56 bkW<br>(d) The efficiency based on total or dynamic head.<br>A. 69 %<br>B. 84.1 %<br>C. 81.2 %<br>D. 80.7 %<br>

Extracted text: CENTRIFUGAL FANS 1. A fan develops 116.84-mm WG static pressure and 21.59-mm velocity head when delivering 317.4 CMM of 30.6 °C air. Static efficiency is 71 %. Find (a) The Static Air Power A. 6.06 kW C. 7 kW B. 6.08 kW D. 7.5 kW (b) The Total Air Power A. 6.8 B. 6.95 kW C. 7.18 kW D. 8.52 kW (c) The Brake Power A. 8.54 bkW C. 9.86 bkW B. 8.56 bkW D. 10.56 bkW (d) The efficiency based on total or dynamic head. A. 69 % B. 84.1 % C. 81.2 % D. 80.7 %

Jun 11, 2022
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