Correct Answer:
C) Water flow through the opened sprinkler head activates a flow switch that triggers the alarm
Explanation:
Once the sprinkler head opens, water flow in the system activates a flow switch, which sends a signal to initiate the fire alarm, alerting personnel to the fire.
Correct Answer:
C) Water flow through the opened sprinkler head activates a flow switch that triggers the alarm
Explanation:
Once the sprinkler head opens, water flow in the system activates a flow switch, which sends a signal to initiate the fire alarm, alerting personnel to the fire.