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In which state does the pulverised coal burns?

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in Engineering Chemistry II by (789k points)
In which state does the pulverised coal burns?

(a) Gaseous

(b) Liquid

(c) Solid

(d) Colloidal

I had been asked this question in an internship interview.

Question is taken from Pulverised Coal in division Fuels and Combustion of Engineering Chemistry II

1 Answer

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The correct answer is (a) Gaseous

Explanation: The air-fuel mixture of the pulverised coal is sent along with air under suitable burner which burns just like the gaseous fuel. This is because of the mixing of coal powder with air.

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