Diagram of candle flame class 8
WebMar 14, 2024 · The general structure of the flame is as shown below: The candle has a different zone. These zones are created by considering the energy created or released … WebOkay, and the flame would be in blue color as you can see the outmost. It has got a slight blue color. That is the outermost part of the flame and it is where complete combustion takes place and also it is the hottest part …
Diagram of candle flame class 8
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WebNov 10, 2024 · Make a labelled diagram of a candle flame. 6. Name the unit in which the calorific value of a fuel is expressed. 7. Explain how CO 2 is able to control fires. 8. It is difficult to burn a heap of green leaves but dry leaves catch fire easily. Explain. 9. WebCombustion and Flames Class 8 Notes - Chapter 6. Introduction History of Wood and Candle Flame Candle Flame Matchstick Fire Extinguisher Calorific Value Pollution …
WebApr 7, 2024 · 3)The outer zone of a flame is blue:It is a non-luminous zone.In this zone,complete combustion of the fuel takes place because there is plenty of air around it.The outermost zone has the highest … WebMar 22, 2024 · Zones of Candle flame Science Class 8 Edurite CBSE 1.19K subscribers Subscribe 1K Share Save 81K views 4 years ago Show more Show more 46K views 8 years ago 261K views 4 …
WebJun 17, 2024 · A candle flame has mainly three zones: (i) The innermost zone: The innermost zone of the flame is cooler than the other zones and it is dark. It contains the fuel (wax) in the gaseous state. (ii) The middle zone: This is the largest zone of the flame. It is also the bright zone. In this zone, the fuel burns partially and forms carbon particles. WebMar 23, 2024 · A candle flame can be divided into three zones (as seen in the diagram – zone 1, 2 and 3). Zone 1 – It is the innermost zone of a flame. This appears are very …
WebVery Short Type Question. Question 1: Name some of the substances which burn without producing a flame. Answer: Coal and Charcoal. Question 2: Name two substances having low ignition temperature. Answer: paper and white phosphorus. Question 3: Name two substances having high ignition temperature. Answer: coal and log of wood.
WebDec 20, 2024 · How to draw different zones of candle flame class 8 candle flame diagramToday I will show you"Candle flame diagram easily-step by step".Hello friends … irby hallWebHow Candles Burn. All waxes are essentially hydrocarbons, which means they are largely composed of hydrogen (H) and carbon (C) atoms. When you light a candle, the heat of the flame melts the wax near the wick. This liquid wax is then drawn up the wick by capillary action. The heat of the flame vaporizes the liquid wax (turns it into a hot gas ... irby hightowerWebJul 13, 2024 · Answer: We know, v = c/n. Refractive index (n) of water is 1.333, whereas refractive index of kerosene is 1.44 and that of turpentine is 1.47. As refractive index of water is least, so speed of light in water is more than in kerosene and turpentine. Hence, light travels faster in water. Question 10. irby golf club wirralhttp://aven.amritalearning.com/index.php?sub=101&brch=298&sim=1504&cnt=3480 irby hattiesburgWebApr 7, 2024 · Make a Labeled Diagram of a Candle Flame. Ans: A labeled diagram of a candle flame is: 7. Name the Unit in Which the Calorific Value of a Fuel is Expressed. ... Combustion and Flame Class 8 NCERT … irby holdings llcWebAug 19, 2024 · Calculate. (i) the refractive index of the liquid. (ii) the angle of refraction in the liquid. (iii) Draw two rays in the above diagram to show (how light reaches our eye from the object placed in water). Answer: (i) n = speed of light in air/speed of light in liquid. n = 3 × 10 8 /2.0 × 10 8. n = 1.5. irby headquartersWeb(a) Make a labelled diagram of a candle flame: (b) What makes the middle zone of a candle flame luminous (or light-giving) ? Solution Outer Zone: This zone is blue in colour. It is the hottest part of the flame because complete combustion takes place in this zone. Middle Zone: This zone is yellow and orange in colour. irby hill farm