Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
LAKHMIR SINGH & MANJIT KAUR-COMBUSTION AND FLAME-EXERCISES
- Name three combustible substances .
Text Solution
|
- What are non-combustion substances ?
Text Solution
|
- Name three non-combustion substances.
Text Solution
|
- What is meant by 'combustion' ? Explain with an example.
Text Solution
|
- What are the conditions necessary for combustion to take place ?
Text Solution
|
- Make a labelled diagram of a candle flame.
Text Solution
|
- What makes the middle zone of a candle flame luminous (or light-giving...
Text Solution
|
- What is global warming?
Text Solution
|
- Name the gase whose increasing percentage in air in leading to global ...
Text Solution
|
- State a harmful effect which can be caused by global warming.
Text Solution
|
- Explain how, burning of fuels such as coal, petrol and diesel leads to...
Text Solution
|
- Which of the following substances has the lowest ignition temperature ...
Text Solution
|
- One of the following is not a combustible substance. This one is :
Text Solution
|
- Which of the following is not used in making matchsticks these days ?
Text Solution
|
- Which of the following undergoes spontaneous combustion ?
Text Solution
|
- Which of the following statement is not correct about carbon dioxide a...
Text Solution
|
- Fires in underground coal mines usually occur due to the :
Text Solution
|
- The calorific value of a fuel is 40000 kj/kg. This fuel is most likely...
Text Solution
|
- Which of the following has the fuels has the highest calorific value ?
Text Solution
|
- On a cold winter night, the persons sleeping in a room with closed do...
Text Solution
|