Why is it possible to use smaller vent pipes in higher-efficiency units?
A) The volume of the flue gases is greater.
B) Volume and temperature of flue gases are lower.
C) The temperature of the flue gases is higher.
D) Condensation pushes the gas through the pipes.
B
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A. Tubular reactor B. Fixed bed reactor C. Stirred tank reactor D. Fluidized bed reactor
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Graph the magnitude and phase of the DTFT of x [n ? 3] and x [n + 12] .
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