Energy stored in a coal is -

Related MCQs

• When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy state, they emit light, which we can observe in -
• During inter conversion of energy from one form to other forms, total energy at any time remains–
• Conversion of chemical energy into electrical energy occurs in -
• Nuclear energy is a mineral-based energy source. It is derived from –
• In which following processes light energy is converted into chemical energy?
• Mechanical energy is the combination of kinetic energy and               .
• The sum of potential energy and kinetic energy is known as :
• The gas usually causing explosions in coal mines is –
• Which of the following type of coal has the lowest proportion of volatile matter?
• Coal is formed from –