What type of relay is used to switch a circuit on and off based on a specific temperature range?
A. Thermal relay
B. Time-delay relay
C. Latching relay
D. Control relay
Answer:A
What type of relay is used to switch a circuit on and off based on a specific temperature range?
A. Thermal relay B. Time-delay relay C. Latching relay D. Control relay
Explanation: A thermal relay is a type of relay that is used to switch a circuit on and off based on a specific temperature range. It uses a bimetallic strip or thermistor to sense temperature and can be used to protect equipment and devices from overheating, such as in HVAC systems or industrial machinery.