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Overhead electrical lines are usually made of aluminum, and some have a steel strand added which is used to give the conductor more strength (not to carry current).

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What are old powerlines along railrd tracks ,made of?

powerlines mounted on pylons, see Overhead power line. For lines carrying information, see Overhead cable. An overhead line or overhead wire is used to transmit electrical energy to trains, trolleybuses


Why is copper used to make electical wiring but is not usually used to make overhead power lines?

Copper is used for electrical wiring due to its high electrical conductivity and durability. However, it is not commonly used for overhead power lines due to its weight and cost compared to aluminum, which is lighter and less expensive for long-distance power transmission. Aluminum is also more resilient to weather conditions and stretching, making it a better option for overhead lines.


Where does electricity go after it goes to the wooden overhead lines?

Overhead distribution lines are made of aluminium not wood.


What is meant by over head lines?

Overhead lines refer to electrical power lines that are mounted on poles or towers above ground level. These lines are used to transmit electricity from power plants to homes, businesses, and other buildings. Overhead lines are a common method of distributing electricity in many regions.


How does expansion affects the setting up of overhead electrical wires?

Expansion due to temperature changes can cause overhead electrical wires to sag, affecting their clearance height. It may lead to potential safety hazards and disruptions in power distribution if not managed properly. Proper tensioning and installation techniques are essential to account for expansion and ensure the stability and safety of overhead electrical wires.


What is pitch in electricity?

Pitch in electricity refers to the distance between conductors in overhead power lines. It is important to maintain the proper pitch to prevent electrical arcing or short circuits. Changing the pitch can affect the electrical properties of the transmission line.


How does the electrical energy coming from the power plant reachest the customer?

The electrical energy generated at the generating station reaches the consumer through the transmission and distribution systems. The transmission system generally consists of overhead transmission lines, towers, safety equipment and transformers and is used to transmit the generated electricity to the load centres (i.e. places where electrical energy is consumed). This energy is then distributed to various consumers using the distribution system - which consists of underground cables, overhead lines, transformers, safety equipment etc etc...


Why aluminium is used in electrical wires even then it is corrosive metal?

Aluminum is used in electrical wires as it is a good conductor, is lightweight and inexpensive (as compared to it's closest competitor copper). Most power distribution lines, especially overhead ones, are aluminum.


Are over head electrical wires a problem?

Only if you touch them :) Some believe the electro-magnetic energy from power lines may cause cancer. Most are concerned with overhead power lines when needed to trim trees, or access other elevated areas.


What is a mast type service entrance?

A mast type service entrance is a vertical structure that supports overhead electrical service wires leading into a building. It typically consists of a metal mast or pole mounted on the exterior of the building, which provides a secure and organized way to bring electrical power from the utility supply into the electrical system of the building. This type of service entrance is commonly used in residential and commercial applications where overhead power lines are present.


Distancebetween overhead power lines and houses?

20 feet.


What are contour lines used for?

Contour lines enable us to see changes in elevation using an overhead map