A Fuel Can Only Achieve Combustion In
Question: A fuel can only achieve combustion in:
The gaseous state.
B. A liquid-solid phase.
C. The solid state.
D. The liquid state.
Answer: A. The gaseous state.
Question: Which chemical reaction is associated with a fire?
A. Reduction
B. Oxidation
C. Precipitation
D. None of the above
Answer: B. Oxidation
Question: What is the rapid combination of oxygen with a fuel, which produces a noticeable release of energy?
A. The flash point
B. Ignition
C. Explosion
D. Combustion
Answer: D. Combustion
Question: If the fuel concentration in the fuel-air mix is too low or too great, combustion does not occur.
True
False
Answer: True
Question: The quantity of heat from a chemical reaction comes from:
A. The emission of radiation.
B. The composition of the fuel-air mix.
C. The breaking and formation of chemical bonds.
D. The presence of oxygen in the reaction.
Answer: C. The breaking and formation of chemical bonds.
Question: Nitroglycerin-based dynamite has all but disappeared from the industrial explosives market.
True
False
Answer: True
Question: What is NOT true about primary explosives?
A. They will detonate violently.
B. They are used in blasting caps.
C. Lead azide and lead styphnate are examples.
D. They are very stable.
Answer: D. They are very stable.
Question: The easiest way to recover accelerant residues from fire-scene debris is to heat the airtight container in which the sample is sent to the laboratory.
True
False
Answer: True
Question: Which is NOT a high explosive?
A. RDX
B. Black powder
C. Dynamite
D. TNT
Answer: B. Black powder
Question: The likelihood that spontaneous combustion will occur in improperly ventilated containers of highly unsaturated oils is ________ the likelihood that such combustion will occur with hydrocarbon lubricating oils.
A. Greater than
B. The same as
C. Less than
Answer: A. Greater than