5.
low ignition temper
environment either.
8. Burning of fuel leads to many harmful conditions.
6
7.
e fine be extinguished or controlled by removing one or more conditions are
10. Water and carbon dioxide are used as fire extinguishers depending upon the nature
C3.
Ma
EXERCISES
1.
1. Explain combustion with two examples. List the conditions under which combustion Occ
2. How will you differentiate between
(a) combustible and non-combustible substances?
(b) luminous and non-luminous flame?
3. Write short notes on the following:
(a) Types of combustion
(b) A candle flame
(c) Fuel
(d) Principles of extinguishing fire
4. How is carbon dioxide useful to extinguish fire?
A. Answer in Detail
2.
3.
4.
5.
6.
C4. Mu
1.
2.
B. Answer Briefly
1. Which part of the candle flame has the highest temperature and why?
2. What is meant by an ideal fuel?
2 TA
3.
Answers
Explanation:
5.
low ignition temper
environment either.
8. Burning of fuel leads to many harmful conditions.
6
7.
e fine be extinguished or controlled by removing one or more conditions are
10. Water and carbon dioxide are used as fire extinguishers depending upon the nature
C3.
Ma
EXERCISES
1.
1. Explain combustion with two examples. List the conditions under which combustion Occ
2. How will you differentiate between
(a) combustible and non-combustible substances?
(b) luminous and non-luminous flame?
3. Write short notes on the following:
(a) Types of combustion
(b) A candle flame
(c) Fuel
(d) Principles of extinguishing fire
4. How is carbon dioxide useful to extinguish fire?
A. Answer in Detail
2.
3.
4.
5.
6.
C4. Mu
1.
2.
B. Answer Briefly
1. Which part of the candle flame has the highest temperature and why?
2. What is meant by an ideal fuel?
2 TA
3.