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In physics, energy s a property of objects which can be transferred to other objects or converted into different forms, but cannot be created or destroyed or ability of a system to perform work is a common description, but it is difficult to give one single comprehensive definition of energy because of many forms. For instance, in unit energy is measured in joules, and one joule is defined mechanically bye energy been transferred to an object by the mechanical work of moving it a distance of which its magnate of force of1 newton. However, there are many other definitions of energy, depending on the context, such as thermal energy, radiant energy, electromagnetic, nuclear, etc. for more information you visit the site bellow
http://www.wipro.com/industries/utilities/
http://www.plm.automation.siemens.com/classic/nl_nl/energy-utilities/power-generation/
http://www.ifsworld.com/en-na/industries/energy-and-utilities/
