Sponsor Area

Infrastructure

Question
CBSEENEC11009531

Differentiate between primary and final sources of energy.

Solution

(i) Primary Sources of Energy : They can be directly used to provide energy to manufacturing process as well as can be used in production of electric power.

(ii) Final Sources of Energy : Sources of final commercial energy are coal, lignite, petroleum and energy based on sunshine, wind, tidal energy and bio-mass.