What type of relay is used to switch a circuit on and off based on a specific signal or condition?
A. Control relay
B. Time-delay relay
C. Latching relay
D. Overload relay
Answer:A
What type of relay is used to switch a circuit on and off based on a specific signal or condition?
A. Control relay B. Time-delay relay C. Latching relay D. Overload relay
Explanation: A control relay is a type of relay that is used to switch a circuit on and off based on a specific signal or condition. It can be used to control the operation of lights, motors, and other devices, and can be used in a variety of applications, such as industrial automation, building automation, and home automation.