WebMay 5, 2024 · Q.8. A 4.5 cm needle is placed 12 cm away from a convex mirror of focal length 15 cm. Give the location of the image and the magnification. Describe what happens as the needle is moved farther from the mirror. Q.9. An arrow 2.5 cm high is placed at a distance of 25 cm from a diverging mirror of focal length 20 cm., Find the nature, position … WebClass 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:
Combustion and Flame Class 8 Science Extra Questions and Answers
WebExplain the law of reflection in Chapter 16 of NCERT Solutions for Class 8 Science. The principle, when the light rays fall on a smooth surface, the angle of reflection is equal to the angle of incidence; also, the incident … WebCombustion and Flame of Class 8. Candles are usually made of paraffin wax, which is obtained from petroleum When a candle is burnt, following observations can be made -. The wick burns and it stands in a pool of liquid wax. There is a small portion of unburnt wick between the flame and the liquid wax. The liquid wax is trapped in a cup of solid ... flower deco oakville website
NCERT Solutions for Class 8 Science Chapter 16 …
WebIt is the non-luminous part of the flame. The middle zone of the candle flame is moderately hot and is yellow in colour, and partial combustion of … WebCombustion and Flame. 1. Ignition temperature is the lowest temperature at which a substance catches fire. Identify the correct option regarding the ignition temperature of a good fuel. A. Ignition temperature below room temperature. B. Ignition temperature above room temperature. WebMake a labelled diagram of a candle flame. Medium. View solution > View more. More From Chapter. Combustion and Flame. View chapter > Practice more questions . Easy Questions. 38 Qs > Medium Questions. ... class 8. Mensuration Factorisation Linear Equations in One Variable Understanding Quadrilaterals The Making of the National … flower deco