Advertisements
Advertisements
प्रश्न
What are the uses of coal?
State two uses of coal.
Give two uses for the following:
coal
What are the three main uses of coal?
Advertisements
उत्तर
- Coal is used as fuel in factories and homes.
- Coal is used to obtain coke, coal gas and coal tar.
- Coal is used in thermal power plants for the generation of electricity.
Notes
Students should refer to the answer according to their questions.
APPEARS IN
संबंधित प्रश्न
Fossil fuels are ______, ______ and ______.
Fossil fuels can be made in the laboratory.
Coke is almost pure form of carbon.
Explain why fossil fuels are exhaustible natural resources.
Describe characteristics of coke.
What are the different types of coal?
Explain the following.
Petrol, diesel, and coal are fossil fuels.
Anthracite is known as the highest-grade coal. Give reason.
Explain the different types of coal.
Coal is processed in industries to get some useful products. Which of the following is not obtained from coal?
Coal is formed from the remains of
Which substance is formed by the carbonisation of dead vegetation?
Naphthalene balls are obtained from coal tar and are used as
When heated in air, coal burns and produces mainly ______ gas.
Coal tar is a black, thick ______ with an ______ smell.
The slow process of conversion of dead vegetation into coal is called ______.
Name the products obtained and their uses when coal is processed in industry.
Coal reserves are said to be enough to last for another hundred years. Do you think we need to worry in such case? Why or why not?
When lignite becomes darker and harder over time ______ coal is formed.
______ coal is black and dull coal.
