Chapter 4: Combustion and Flame

Q&A -Ask Doubts and Get Answers

Q
Combustion and Flame

Question:

Fill in the blanks.

(a) Burning of wood and coal causes ________of air.

(b) A liquid fuel, used in homes is  ________.

(c) Fuel must be heated to its  ________before it starts burning.

(d) Fire produced by oil cannot be controlled by  ________.

Answer:

(a) Burning of wood and coal causes pollution of air.

(b) A liquid fuel, used in homes is  Liquified Petroleum Gas (LPG).

(c) Fuel must be heated to its Ignition Temperature before it starts burning.

(d) Fire produced by oil cannot be controlled by Water.


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