Advertisements
Advertisements
प्रश्न
In the presence of water, the ignition temperature of paper is ______.
उत्तर
In the presence of water, the ignition temperature of paper is not reached
APPEARS IN
संबंधित प्रश्न
Can the process of rusting be called combustion? Discuss.
How many types of combustion are there?
Which one of the following has the highest calorific value?
Which of the following is not a combustible substance?
Boojho wants to separate the following materials as combustible and non-combustible. Can you help him?
| Charcoal | chalk | stone | iron rod | copper coin | straw | cardboard | glass | paper | candle | wood |
State whether the following statement is True/False.
Magnesium is a non-combustible metal.
Cracker on ignition produces sound. Why?
The calorific values of petrol and CNG are 45000 kJ/kg and 50, 000 kJ/kg respectively. If you have vehicle which can run on petrol as well as CNG, which fuel will you prefer and why?
Forest fire produces a lot of air pollution. Write in brief about the reasons of forest fires.
All combustion reactions are ______.
