A centrifugal blower delivering \[\text{Q}{{\text{m}}^{\text{3}}}\text{/s}\] against a head of H m is driven at half the original speed. The new head and discharge would be:

\[\frac{H}{2}\,and\,\frac{Q}{8}\]

\[\frac{H}{4}\,and\,\frac{Q}{2}\]

A centrifugal blower delivering \[\text{Q}{{\text{m}}^{\text{3}}}\t

1.	A centrifugal blower delivering \[\text{Q}{{\text{m}}^{\text{3}}}\text{/s}\] against a head of H m is driven at half the original speed. The new head and discharge would be:
A.	\[H\,and\,Q/2\]
B.	\[\frac{H}{4}\,and\,\frac{Q}{2}\]
C.	\[\frac{H}{2}\,and\,\frac{Q}{8}\]
D.	\[H\,and\,\frac{Q}{4}\]
Answer» C. \[\frac{H}{2}\,and\,\frac{Q}{8}\]

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A centrifugal blower delivering \[\text{Q}{{\text{m}}^{\text{3}}}\text{/s}\] against a head of H m is driven at half the original speed. The new head and discharge would be:

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