(CFESA) Commercial Food Equipment Service Association Practice Test
(CFESA) Commercial Food Equipment Service Association FREE CFESA Electrical and Mechanical Systems Questions and Answers
What is the primary function of a relay in electrical systems of commercial food equipment?
Select your answer
A
To store electrical energy
B
To control a high-power circuit with a low-power signal
C
To measure temperature changes
D
To act as a grounding device
Need a hint?
(H)
