EASY
8th CBSE
IMPORTANT
Earn 100

What does dry powder fire extinguisher contain?

Important Questions on Combustion and Flame

EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>ORAL QUESTIONS>Q 1
Name five combustible substances that give flame.
HARD
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>ORAL QUESTIONS>Q 2
Name the different zones of a flame.
EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>ORAL QUESTIONS>Q 3
What is calorific value of a fuel?
EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>ORAL QUESTIONS>Q 4
Write four characteristics of a good fuel.
MEDIUM
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>Chapter Review>Q 1
Which of the following is not a combustible substance?
EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>Chapter Review>Q 2
_____ is a secondary fuel.
EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>Chapter Review>Q 3
Which zone of a flame has the least temperature?
EASY
8th CBSE
IMPORTANT
GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 6 - Combustion and Flame>Chapter Review>Q 4
_____ is a supporter of combustion.