Coal is formed from –

Related MCQs

• The gas usually causing explosions in coal mines is –
• Energy stored in a coal is -
• Which of the following type of coal has the lowest proportion of volatile matter?
• Which variety of coal contains recognizable traces of the original plant material?
• Which one of the following is not coal variety?
• Highest percentage of carbon is found in which form of coal?
• The gas that causes suffocation and death when coal or coke is burnt in a closed room is -
• Which is the highest quality of hard coal?
• Which one of the following is known as the ‘brown coal’?
• The gas that usually causes explosions in coal mines is -