Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
NCERT TELUGU-COMBUSTION: FUELS AND FLAME-EXERCISE
- What is calorific value? Write its units
Text Solution
|
- “Sneha wanted to know why paraffin wax in a candle and the wick in a d...
Text Solution
|
- Give two examples of fossil fuels.
Text Solution
|
- What chemicals are present in the substances applied on the head of a ...
Text Solution
|
- Where do you find the red phosphorous on the sides of match box or on ...
Text Solution
|
- Name the products formed when a candle burns in the air.
Text Solution
|
- Write an activity to prove that oxygen helps in burning.
Text Solution
|
- "Is combustion possible without the supply of oxygen? Discuss with you...
Text Solution
|
- The oil fires should not be sprayed with water. Why?
Text Solution
|
- What precautions are to be taken while pouring water on fire?
Text Solution
|
- A slow fire bursts into a flame when air is blown on it, but a candle ...
Text Solution
|
- If a large quantity of dry grass is set on fire in forests then it is ...
Text Solution
|
- When an object catches fire, the fire is put off by covering with sand...
Text Solution
|
- In a Wax candle flame, how many flame zones do you observe ? Which is ...
Text Solution
|
- How many types of combustion is there ? What are they?
Text Solution
|
- Distinguish between combustible materials and non-combustible material...
Text Solution
|
- Why is water not suitable to put out fires of oil and petrol ?
Text Solution
|
- How does water help in eliminating the factors, which support the comb...
Text Solution
|
- What factors do you keep in mind to put out fire when it is spreading ...
Text Solution
|
- What are the advantages of using carbon dioxide instead of water to ex...
Text Solution
|