MEDIUM
8th CBSE
IMPORTANT
Earn 100

Write the chemical equation of the reaction that occurs when natural gas is burnt.

Important Questions on Combustion and Flame

MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q D
Kerosene has a lower ignition temperature than diesel. What does this statement mean?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q D
What kinds of fire extinguishers are most often used for extinguishing an electrical fire?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q D
Name the four zones of a candle flame.
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q D
What is the importance of the calorific value of a fuel?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q D
Why is hydrogen considered a good fuel?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q D
Name the harmful by-products formed by the burning of diesel and coal.
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q E
What is ignition temperature? How does the difference in ignition temperature of fuels affect their use?
MEDIUM
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Exercises>Q E
Differentiate between spontaneous combustion and explosion.