The machine shown in the diagram is generator.
What is generator?
To produce electricity, a generator needs the input in the form of mechanical energy.
The mechanical energy is the sum of kinetic energy and the potential energy of an object at any instant of time.
M.E = KE +PE
In order to produce electricity, a generator uses the mechanical energy as the input. It gives the electrical energy as output to light up homes, hotels or industries.
Thus, generator is shown in diagram.
Learn more about mechanical energy.
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