electric vehicles

>Is it necessary that a single travelling person use a four wheeler? Can we not partially replace the transport needs by electrically operated public transport systems than present petroleum dependent vehicles? Is there any possibility using electricity operated v..

Identification of Alternative Sources - Fossil fuels are the major source of energy on Earth. With the development of technology, the worlds consumption of the concentrated sources of energy like coal, petroleum and natural gas and uranium has increased. Very slow physical and chemical processes sp..

Energy changes in chemical reactions can also take place in forms other than heat, such as light, electricity, mechanical energy, etc. Some common examples are: The burning of petrol or diesel in motor engines of cars, trucks, tractors or buses produces mechanical energy, which is used..

. Aluminium is a lightweight metal with a density of 2.7 g cm - 3 . Al can be easily extruded through dies to form various shapes. It is used for making angles used in windows. Aluminium cables are used to transmit electric current. Al alloys are used in aircraft and other transportation ..

="left"> * Fuel for HM vehicles (Lorry, B us) * Generating electricity Fuel oil 350 400C * Industrial fuel C Fuel for ships Lubricating oil (residual oil) > 400C * For lubricating machine parts Paraffin wax (residual oil) > 400C * Fuel in candles C Shoe poli..

Everything that we use or consume - food, clothes, vehicles, tools, petrol, furniture, medicines, books, toys, and the infrastructure of electricity, roads bridges, and buildings are obtained from resources on this earth. The only thing one gets from outside is the sun's energy..

Air pollution Cement, steel and other mine based industries Air pollution and solid wastes, noise pollution Textile industries and their ancillaries Water pollution, air pollution, noise pollution Transport vehicle manufacturing Solid wastes, noise pollution, air poll..

Summary - Environment refers to the natural elements that make up the earth and surround living organisms The abiotic or physical aspects of the environment refer to elements like air, soil, water etc. The biological or biotic components of environment are the plants and animals Natural resources c..

. The management of such non renewable energy sources involves slightly different perspectives from those resources discussed earlier in terms of policy and technology issues. One way of conservation and managing of these resources is to substitute existing technologies so that hydrocarbon fuels ar..