Chapter Chosen

Combustion And Flame

Book Chosen


Subject Chosen


Book Store

Download books and chapters from book store.
Currently only available for.
CBSE Gujarat Board Haryana Board

Previous Year Papers

Download the PDF Question Papers Free for off line practice and view the Solutions online.
Currently only available for.
Class 10 Class 12

The __________ zone of the candle flame is hottest.


Burning of wood and coal causes __________ of air.


Fuel must be heated to its __________ before it starts burning.

ignition temperature

List conditions under which combustion can take place.

Conditions necessary for combustion are :

(i) Presence of combustible substance.

(ii) Attainment of ignition temperature.

(iii) Proper supply of air to provide oxygen.

Fire produced by oil cannot be controlled by ___________ .


A liquid fuel, used in homes is __________