Science, asked by bhawnatripti98, 10 months ago

surface mining of coal​

Answers

Answered by kaushalcraft4
0

Answer:

Coal mining is the process of extracting coal from ground .

Answered by Anonymous
4

Answer:

coal can be extracted from earth either by surface mining or underground mining

once coal has been extracted it cab be used directly or to fuel power of plants for electricity.if coal is less than 61 metre to 200 metre so it can be extracted by surface mining

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