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Questions and Answers
What is an explosive?
What is an explosive?
- A substance that only changes into gases at low temperature and pressure
- A solid or liquid substance that changes into gases at high temperature and pressure when detonated (correct)
- A substance that remains unchanged when subjected to high temperature and pressure
- A gas that changes into solids when heated
What is detonation?
What is detonation?
- A process of giving a sufficiently violent shock to the explosive to bring about an almost instantaneous rearrangement of the atom arrangement (correct)
- A process of cooling down the explosive to prevent combustion
- A process of transforming the explosive into a solid state
- A slow and controlled reaction of the explosive to heat
What happens during the explosion process?
What happens during the explosion process?
- The explosive turns into a solid substance when detonated
- The explosive remains unchanged when subjected to heat or flame
- The explosive releases gases at low temperature and pressure
- Chemical energy in the explosive is suddenly converted into heat and mechanical energy through a chemical reaction (correct)
What is the essential process leading to the conversion of chemical energy in an explosive?
What is the essential process leading to the conversion of chemical energy in an explosive?
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