11.8 - Fire Protection Flashcards
Why are ionised smoke detectors not allowed to be opened
Because it contains potentially radioactive materials
Which statement is correct for the discharge head of the fire extinguisher bottle
It opens the bottle when the explosive cartridge is fired by a current
Which class of cargo requires an aircraft to carry portable fire extinguishers in the cargo compartment
B or E
Which statement is correct about water and halon fire extinguisher
Water extinguishers are best for the type A fires if contact with electrical power is not possible
Which of the following statements is correct for a fire extinguisher bottle
They are filled with Halon 1301 pressurised by nitrogen
Which is correct for semiconductor or gas pressure loops that come into contact with aircraft structure
After some time the loop is damaged, gas pressure loops detect fault and semiconductor loops an alarm fault
Where is a portable fire extinguisher with a hose and nozzle usually used
The cargo compartment
What type of sensor is used in the toilet detection system
A smoke detector
What happens when you pull a fire handle
The engine is isolated from all supplies and the extinguisher is deployed
Which conditions must be checked to see if a portable fire extinguisher is serviceable
Pressure gauge , safety pin, expiration date and general condition
Which are the 3 parts of a periodic check on a portable fire extinguisher extinguisher
Overhaul date check, check for previous use and visual check
What are the types of detectors most commonly used for fast detection
Rate of rise
Optical sensor
Pneumatic loop
Electric resistance system
