A _________ ______________ electric storage-type water heater uses two thermostats and two resistive-type-heating elements to heat the water.
A single branch circuit supplies the upper 3rd and the lower 3rd heating elements.
The upper thermostat, which is the primary response in recovery, is configured as single-pole, double-throw.
The lower thermostat is wired in series with the Off-state of the upper thermostat.
The lower part of the tank is the last to recover.
A) none of the answers
B) quick recovery
C) slow recovery
Show Answer
Answer:B
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