Name the devices or machines which convert:

(a) Mechanical energy into electrical energy.


(b) Chemical energy into electrical energy.


(c) Electrical energy into heat energy.


(d) Electrical energy into light energy.

(a) Electric generator: A device for converting mechanical energy to electrical energy.

(b) Battery: A battery is a device consisting of one or more electrochemical cells with external connections provided to power electrical devices such as flashlights.


(c) Electric iron: It is a device that converts electrical energy into heat energy and is used for ironing cloths.


(d) Solar cell: A solar cell or photovoltaic cell is an electrical device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon.


(e) Electric bulb: An electric bulb is a device that produces light from electricity.


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