Question

on what principle is automatic fire alarm based​

Answer 1

Answer:

The detection principle of an Addressable System is the same as a Conventional System except that each detector is given a set Address (usually by means of a dip-switch) and the Control Panel can then determine exactly which detector or call point has initiated the alarm

Explanation:

short answer is detection principle

Answer 2

Answer:

when fire occurs the alarm will automatically rings the smoke touches means it will ring

Explanation:

hope u understood my explain??x