- Explosion
- Detonation
- BLEVE
- Deflagration
- b
Fire Rescuer (FR)
Fire Rescuer (FR) Rescue 1122 Solved Current & Past Papers have uploaded in this section of ETEST Website. All Fire Rescuer / Fire Fighter trade related mcqs are also included in this section.All FR mcqs are with short detail explanation.
When a building has a high ceilling:
- Fire growths is likely to be much higher
- Fire growths is likely to be much slower
- Fire growth is likely to be much higher because of high ventilation
- Both A & B
- b
The _____ process begins when combustible material are subject to excessive levels of heat and they give off a vapour which in turn ignites?
- Convection
- Conduction
- Radiation
- Combustion
- d
_____ can be defined as the deliberate of willful act of setting fire to a building or item of property, be it an industry property, dwelling house, car or any similar item.
- Arson
- Pyromania
- Fire Bombing
- Incendiarism
- a
Fires that involves gases such as LPG or those involving natural gas is classified as:
- Class A
- Class B
- Class C
- Class D
- b
-
Flammable liquid such as alcohol, oil, gasoline, grease and etc are included in Class B.
_____ bath do not require any contact between bodies and more independently of any material in the intervening space.
- Fire Convection
- Fire Conduction
- Fire Radiation
- Fire Combustion
- c
-
There are three types of “Spread of Heat”.
Conduction
Convection
Radiation
Which of the fire extinguisher must not be used in case of electric base fire?
- Foam Extinguisher
- Dry Chemical Extinguisher
- Halen Extinguisher
- Carbon Dioxide Extinguisher
- a
-
DCP stands for Dry Chemical Powder.
The temperature in fires in building often reach 1000C and therefore it is important that the ______ component of a building are protected against the heat.
- Brick
- Steel
- Oil
- Wood
- c
Junction, Compartmentation is designed:
- To offer some resistance to fire
- To offer excessive fire growth
- To act as insulator
- None of these
- a
An explosive reaction that occurs when a fire in an enclosed space, which has died down due to insufficient oxygen is provided with large quantities of oxygen?
- Explosive
- Back Draught
- Detonation
- Smouldering
- b
