Fire Control
Trending Questions
What is the first thing you should do if a fire breaks out in your home or neighbourhood ?
Explain why, fire caused by electricity should not be extinguished by pouring water.
Why are fires produced by burning oil not extinguished by pouring water ?
Combustible substance that burn or catch fire easily are called inflammable substances
- True
- False
How is the fire produced by burning oil (or petrol) extinguished ?
How does pouring water extinguish a fire ?
A substances that catch fire easily are called the__________substances.
.The ignition temperature of white phosphorus is 35 degrees. What will happen if it is kept in a room in summer when the temperature rises to 35 degrees? H
Choose the correct statement about inflammable substances from the following. They have
low ignition temperature and cannot catch fire easily
high ignition temperature and can catch fire easily
low ignition temperature and can catch fire easily.
high ignition temperature and cannot catch fire easily.
You are provided with three watch glasses containing milk, mustard oil, and petrol respectively. Suppose you bring a burning candle near this one by one, which material will catch fire instantly and why?
Explain what is fire.
How is the fire caused by electricity extinguished?
If the clothes of a person working in the kitchen catch fire, then to extinguish the fire :
(a) sand should be thrown over the burning clothes
(b) water should be thrown over the burning clothes
(c) polyester blanket should be used to cover the burning clothes
(d) woollen blanket should be used to cover the burning clothes
- Air, fuel, heat
- Fuel, heat, light
- Air, water, heat
- Air, fuel, water
If you see a person whose clothes are on fire, how will you extinguish the fire ? Give reason for answer.
A mixture of alcohol and water will burn easily.
True
False
A drum full of kerosene catches fire. What is the simplest way to put off this fire ?
![](https://search-static.byjusweb.com/question-images/byjus/infinitestudent-images/ckeditor_assets/pictures/502997/original_Bunsen_Burner.jpg)
- decrease ignition temperature.
- supply oxygen.
- supply carbon dioxide.
- increase ignition temperature.
A piece of cotton cloth wrapped around an iron pipe does not catch fire easily. Which of the following reasons supports the above information ?
- Iron is non-combustible in nature
- Iron pipe does not attain its ignition temperature
- Cotton cloth wrapped around the pipe does not attain its ignition temperature
- Cotton cloth is non-combustible in nature
- Melting point
- Boiling point
- Ignition temperature
- Critical temperature
- because CO2 being heavier than oxygen increases fire.
- because CO2 being lighter than oxygen covers the fire like a blanket.
- because CO2 being heavier than oxygen covers the fire like a blanket.
- None of these
Draw a labelled Fire Triangle. [2 MARKS]
- none of the above
- low ignition temperature.
- moderate ignition temperature.
- high ignition temperature.
- water
- CO2
- blanket
- naphthalene
- Water shows exothermic reaction with electrical equipment.
- Water conduct electricity with electrical equipment's.
- Water is a combustible substance.
- Water shows endothermic reaction.
- articles were made by him
- articles have been made
- articles had been made by him
- articles were being made
- Water cools the combustible material so that its temperature is brought above the ignition temperature.
- Water heats the combustible material so that its temperature is brought below the ignition temperature.
- Water cools the combustible material so that its temperature is brought below the ignition temperature.
- None of these