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.