A room that requires 13,000 Btu/hr for heating requires 3.809 W to heat.
To confirm airflow through an electric furnace, a ____ may b…
To confirm airflow through an electric furnace, a ____ may be used.
Centrifugal force
Centrifugal force
Electric heating elements are position-sensitive and should…
Electric heating elements are position-sensitive and should not be used if installed upside down.
Line voltage is typically considered either 120 Vac or 240 V…
Line voltage is typically considered either 120 Vac or 240 Vdc.
Faster than the speed of sound.
Faster than the speed of sound.
How much electrical power is needed to heat a room that requ…
How much electrical power is needed to heat a room that requires 7500 Btu/hr?
When an ambulance is coming towards you with siren on, then…
When an ambulance is coming towards you with siren on, then passes by and the sound of the siren changes…
Electric heating produces great amounts of draft.
Electric heating produces great amounts of draft.
If a high-limit switch fails, ____.
If a high-limit switch fails, ____.