Diagram of candle flame class 8

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August undefined, 2024

WebMake a labelled diagram of a candle flame. Class 8 >> Chemistry >> Combustion and Flame >> Flame >> Make a labelled diagram of ... Question Make a labelled diagram of a candle flame. Medium Solution … 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 …

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WebA hot glowing body of ignited gas that is generated by something on fire is called Flame. Fire can be controlled by removing one or more requirements essential for producing fire. Water is commonly used to control fires. Water cannot be used to control fires involving electrical equipments or oils. There are three different zones of a flame ... WebAug 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. currency accepted in bermuda

How many zones are present in the candle flame? - Vedantu

WebMay 31, 2024 · You will get NCERT Solutions for Class 8 Science Chapter 6 Combustion and Flame which are helpful in passing exams with flying colours. Through these NCERT Solutions, students should not waste … 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. WebHow To Draw Different Zones And Labels Of Candle Flame Candle Flame Diagram Class 8 - YouTube Hello Viewers, Welcome To BADARPUR DRAWING ACADEMY,Thank you for visiting, here this... currency abbreviation cny

Draw a labelled diagram of a candle flame and explain …

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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 … WebOct 4, 2024 · Combustion and Flame Class 8 Science NCERT Textbook Questions. Question 1. List conditions under which combustion can take place. Answer: Combustion can take place in the presence of: (a) a … currency accepted in fijiWebJul 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. currency amendment

"WebNov 10, 2024 · Trace the path of rays in the following ray diagrams: Answer: DAV Class 8 4. When a spherical lens is held towards the Sun and a sharp image is formed on a piece of black paper, a hole gets burnt in the black paper, after some time. (a) Name the lens used in the above activity. Answer: Convex lens. " - Diagram of candle flame class 8

Diagram of candle flame class 8

Make a labelled diagram of a candle flame - Teachoo …

Web(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. WebSometimes, heat is accompanied by light, either as a flame or as a glow, during combustion. Fuel may be solid, liquid or gas. A combustion reaction maybe written as-. (a) Charcoal burns in air to give carbon dioxide and heat. C + O 2 → CO 2 + Heat. (b) Methane bums in air forming carbon dioxide, water and heat. CH 4 + 2O 2 → CO 2 + 2H 2 O ...

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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 as heat. The candles have a total of three zones. Each zone has a characteristic colour. These zones can help us to understand the temperatures of each zone. The three zones are as … Web23. Draw a labeled diagram to explain the formation of a rainbow in the sky. 24. Why does the clear sky appear blue? How would the sky appear in the absence of the earth’s atmosphere? 25. A student wants to project the image of a candle flame on a screen 60cm in front of a mirror by keeping the flame at a distance of 15cm from its pole. a.

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. WebCombustion and Flames Class 8 Notes - Chapter 6. Introduction History of Wood and Candle Flame Candle Flame Matchstick Fire Extinguisher Calorific Value Pollution …

WebCombustion and Flame Class 8 Science NCERT Textbook Questions Question 1. List conditions under which combustion can take place. Answer: Combustion can take place in the presence of: (a) a combustible … WebMay 31, 2024 · Make a labelled diagram of a candle flame. Answer 7. Name the unit in which the calorific value of a fuel is expressed. Answer The calorific value of a fuel is expressed in kilojoules per kilogram (kJ/kg). 8. …

WebJan 17, 2024 · What are the three zones of candle flame Class 8? The three zones are as follows: Outer zone. Middle zone. Inner zone. What are the zones of candle flame explain with diagram? 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.

WebDraw a labelled diagram of a candle flame and explain what happens in each zone. Solution There are three zones in a candle flame. All these three zones have different … currency account bank of scotlandWebJul 1, 2024 · Hii, In this video , I will tell you that how can we draw the diagram '' Candle Flame " in a very easy way . It is very helpful for the viewers who are either beginner or a fresher. If... currency adjustment actWebClass 8 >> Chemistry >> Combustion and Flame >> Flame >> Explain the different zones of a candle Question 1. Draw a diagram showing the different zones of candle flame. Label the zone which contains: Solution … currency accepted in swedenWebHow 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 ... currency after nuclear warWebApr 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 … currency account australiaWebMar 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 … currency accepted in barbados currencies of the countries