Which statement is true about electric heating coils?
A) Capacity control can be achieved by relays or by the use of face and bypass dampers.
B) Electric coils have high pressure drops due to the density of the heating elements.
C) Electric coils can have higher face velocities than hydronic coils.
C) Electric coils can have higher face velocities than hydronic coils.
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The water-to-air heat pump might not need auxiliary heat because the water can be at relatively constant temperature all winter.
Answer the following statement true (T) or false (F)
A(n) ____________________ force is developed between two soft iron vanes that are affected by the same magnetic field.
Fill in the blank(s) with the appropriate word(s).
Convert 5.867° into DMS notation. Do not round
What will be an ideal response?
A 144 volt NiMH battery will have ________ cells connected in series
A) 72 B) 100 C) 144 D) 114