Combustion Flashcards
1
Q
To burn a cubic meter of butane gas completely, __________ of air would be needed.
A
32 cubic meters
2
Q
How many visible cones are there in a properly adjusted aerated flame?
A
Two
3
Q
How much of the theoretical combustion air is used as primary air?
A
40-65%
4
Q
The oxygen used for combustion
A
Makes up 20% of the air
5
Q
Question 51 / 1 point
The combustion of gases will produce
A
heat and light
6
Q
The three factors necessary for combustion are:
A
heat fuel and air
7
Q
The most common method of extinguishing Type A fires is to remove the
A
heat
8
Q
Rapid oxidation is a characteristic of:
A
burning
9
Q
The nitrogen in air is:
A
is virtually unchanged in the combustion of gases
