Web16 feb. 2024 · One of the traditional ways to help control a Class C fire is to shut off the power to that electrical equipment causing the arc, and then once that arc is removed a lot of Class C fires become Class A fires and are much easier to extinguish. Class D fires are something that we don't talk about a lot. They're not that common. WebThe most common method to control a Class-A fire is to remove heat by spraying the burning solid fuels with water. Another control method would be to reduce the oxygen …
MCQ Questions for Class 8 Science Chapter 6 Combustion ... - Learn …
WebSolution. Parsis were in the close contact with the British because of their interest in trade. They were the first Indian community to westernise and went up taking up the game of cricket. Was this answer helpful? WebIn the process we have learnt to control fire and use it for our betterment. 4. How do the firefighters put out fires? Answer: The firefighters work with special equipment, like a fire … shane wheelchair
When did humans discover how to use fire? Live Science
WebBangalore Address 829, 26th Main, Sector-1, HSR Layout, Bangalore, Karnataka-560102 Noida Address A-38, Sector – 4, Noida, Gautam Budh Nagar, Uttar Pradesh – 201301 Web21 apr. 2024 · The Wicca fire spells come from a complicated religion which is often linked to neo-paganism, witchcraft, and occultism. The word Wicca is derived from the term Wicca: an Anglo Saxon word. This … How can we Control Fire? Last updated at March 7, 2024 by Teachoo We know that there are 3 necessary conditions for combustion - Fuel Presence of Fuel (Combustible Substance) Air Presence of Air to supply oxygen Heat Presence of Heat to reach ignition temperature Thus, Fire is … Meer weergeven Pouring Water removes fire by 2 methods 1. It reduces temperature of substance below ignition temperature 2. When water is poured in sufficient quantity,it cuts supply of oxygen which removes fire Meer weergeven Some other methods can also be used like- 1. Throwing sand or soil over small fires - it cuts off air supply and the fire gets extinguished 2. Cooking oil fire can be extinguished by covering the pan with damp cloth - … Meer weergeven Fire Extinguisher contains Carbon Dioxide gas Carbon Dioxide is heavier than oxygen When it is sprayed, it covers object like a blanket and cuts oxygen supply Meer weergeven Near fire, these chemicals also provide Carbon Dioxide which reduce oxygen supply Carbon Dioxide is heavier than oxygen When it is sprayed,it covers object like a blanket … Meer weergeven shane whelan developer