Essay on uses of electricity. importance of electricity.

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We use energy to light our homes and for street lighting as well, to be able to power machineries and equipments in factories, helps to cook our food, for playing music and operating televisions and many more every day regular uses. Energy Conservation: It is the practice of reducing the quantity of energy used.

Electricity is them most important invention of all time. Greeks first found around 600 BC that rubbing amber and fur together caused static electricity. For many years electricity was a mystery and many inventors experimented in order to understand more about how electricity work and how it could be used.

Biomass Energy. The use of biomass energy as a wide spread, renewable power source provided with proper knowledge, state control and technological how-to, can change both the earth’s environment and our attitude towards alternative power resources.

Electricity would remain little more than an intellectual curiosity for millennia until 1600, when the English scientist William Gilbert wrote De Magnete, in which he made a careful study of electricity and magnetism, distinguishing the lodestone effect from static electricity produced by rubbing amber.

The energy stored when repelling poles have been pushed closer together or when attracting poles have been pulled further apart. Fridge magnets, compasses, maglev trains which use magnetic levitation.

This essay discusses some of the major advantages and disadvantages of nuclear energy.” Introduction Nuclear energy represents only 15% of the electricity produced worldwide. Though in France, 80% of its electricity production is from nuclear energy and more than one-fourth of electricity in Europe comes from nuclear energy.

Green buildings which use natural light and energy- efficient materials save a lot of energy by reducing the need for more lights and air-conditioners, central heating, etc. On March 28, India observed Earth Hour day, when people all over India switched off lights for one hour from 8.30 pm to 9.30 pm.

Solar energy is the energy received by the earth from the sun that is converted into thermal or electrical energy. Solar energy influences Earth’s climate and weather and sustains life. Although solar energy only provides 0.15% of the world’s power, experts believe that sunlight has the potential to supply 5000 time as much energy as the world currently consumes.

The Sun may be used to heat water instead of electricity or gas. There are two basic types of active solar heating systems based on the type of fluid — either liquid or air — that is heated in the solar energy collectors. (The collector is the device in which a fluid is heated by the Sun.) Liquid-based.

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