Bulk density of pulverised coal may be about ______________ kg/m3?
Correct answer: B. 500
- A. 100
- B. 500
- C. 1000
- D. 1500
Explanation
Pulverised coal contains substantial void space between particles, so its bulk density is much lower than the true density of coal. A typical approximate value is about 500 kg/m³.
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