Fire Production Requirements and Fire Service Contact Information
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Questions and Answers

What is the added advantage of using carbon dioxide (CO2) as a fire extinguisher?

  • It cools down the fuel and forms a blanket around the fire. (correct)
  • It increases the oxygen supply to the fuel.
  • It provides additional fuel for the fire.
  • It causes rapid combustion.

In what form is LPG stored in cylinders?

  • As a solid
  • As a liquid (correct)
  • As plasma
  • As a gas

What happens when carbon dioxide (CO2) is released from a cylinder near a fire?

  • It extinguishes the fire by providing additional oxygen.
  • It increases the temperature of the fuel.
  • It causes rapid combustion.
  • It expands in volume, cools down, and forms a blanket around the fire. (correct)

What is the type of combustion called when a material suddenly bursts into flames without any apparent cause?

<p>Spontaneous combustion (C)</p> Signup and view all the answers

What are the three essential requirements for producing fire?

<p>Fuel, air, and heat (C)</p> Signup and view all the answers

Which statement is true about the role of air in the combustion process?

<p>Air is necessary to raise the temperature of the fuel beyond the ignition temperature. (A)</p> Signup and view all the answers

Why is water not suitable for all types of fires according to the text?

<p>Water conducts electricity. (D)</p> Signup and view all the answers

What is carbon dioxide's role as a fire extinguisher?

<p>It covers the fire like a blanket because it is heavier than oxygen. (B)</p> Signup and view all the answers

What prevents the paper cup from burning when heating water in it?

<p>The water in the cup cools the cup below its ignition temperature (D)</p> Signup and view all the answers

What happens when a fire brigade pours water on a fire?

<p>The water cools the combustible material to below its ignition temperature (B)</p> Signup and view all the answers

Why are substances like petrol, alcohol, and LPG considered inflammable?

<p>They can easily catch fire at low temperatures (B)</p> Signup and view all the answers

How do water vapors help in extinguishing a fire?

<p>They create a barrier around the fire preventing oxygen supply (B)</p> Signup and view all the answers

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