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The Make-Up Water Pumps are started from the Main Control Board using the __________________.
Modern oil burners are referred as high pressure burners, as the oil is delivered through the burner at a pressure of about ___ psi.
If two 400-uF capacitors are connected in series, what is their total capacitance?
A temp sensing device used to measure airflow is the
Latent heat of condensation
If two capacitors with the same voltage rating are connected in parallel, what happens to the total voltage rating of the two?
A condensing oil furnace operates at a higher efficiency because part of the heat output is ____.