Multiple Choice
Which of the following fire detection systems operates using a photoelectric device to detect variations in light?
A) Smoke-activated
B) Heat-activated
C) Flame-actuated
D) Wet pipe
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q1: Which class of fence is for commercial
Q2: Which glass type is created by heating
Q4: A tornado is a natural threat.
Q5: Which sprinkler system is recommended for rooms
Q6: Which of the following lighting uses a
Q7: In the Layered Defense Model, reliance is
Q8: Which of the following illuminates only at
Q9: The relative humidity range in the server
Q10: Which of the following is a momentary
Q11: Top floors of buildings should be used