Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Electrical Energy01:10

Electrical Energy

Using electric appliances for a longer period of time consumes more electrical energy and results in a higher electric bill. The energy produced by the transfer of electrons from one point to another is known as electrical energy. If power is delivered at a constant rate, the electrical energy can be defined as the product of power used by the device for a period of time. The energy unit on electric bills is the kilowatt-hour, where one kilowatt-hour is equivalent to 3.6 × 106 joules. The...
Electric Generator: Alternator01:25

Electric Generator: Alternator

Electric generators induce an emf by rotating a coil in a magnetic field. A simple alternator is an AC generator that creates electrical energy that varies sinusoidally with time. A simple alternator consists of a conducting loop that is placed inside a uniform magnetic field. The loop is connected to split rings connected to the external circuit with the help of brushes.
The magnetic flux passing through the coil varies sinusoidally as the loop rotates inside the magnetic field. This...
Generation of Three-Phase Voltage01:21

Generation of Three-Phase Voltage

A three-phase AC generator has a rotor with a rotating magnet placed within the stator mounted with the stationary three-phase winding to generate three-phase voltages via mutual induction. These windings are evenly distributed around the inner circumference of the stator and are arranged 120 electrical degrees apart. Three-phase stator windings consist of three separate coils or groups of coils, known as phases, each connected in Y (star) configuration or Delta configuration.
As the rotor...
Household Wiring And Electrical Safety01:13

Household Wiring And Electrical Safety

Companies that supply power to most modern households use three conductors, typically called a three-wire line. While one is neutral, the other two are both at 120 V but with opposite polarity, giving a voltage of 240 V between them. With a three-wire line, high-power appliances that require 240 V, such as electric stoves and clothes dryers, are linked between the two hot lines. 120 V appliances can be connected between the neutral and either of the hot lines. The neutral side, which is always...
Generator Voltage Control01:21

Generator Voltage Control

Generator voltage control is crucial for maintaining the stable operation of synchronous generators and wind turbines. In older models, a DC generator driven by the rotor delivers DC power to the rotor's field winding, and the power is transferred through slip rings and brushes. In the latest models, static or brushless exciters are used. Static exciters rectify AC power from the generator terminals and then transfer the DC power directly to the rotor. Brushless exciters, on the other hand, use...
Back EMF01:24

Back EMF

Generators convert mechanical energy into electrical energy, whereas motors convert electrical energy into mechanical energy. A motor works by sending a current through a loop of wire located in a magnetic field. As a result, the magnetic field exerts a torque on the loop. This rotates a shaft, extracting mechanical work from the electrical current sent in initially. When the coil of a motor is turned, magnetic flux changes through the coil, and an emf (consistent with Faraday's law) is induced.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The 2026 Europe report of the Lancet Countdown on health and climate change: narrowing window for decisive health action.

The Lancet. Public health·2026
Same author

ADHD (over) diagnosis: fiction, fashion and failure.

The British journal of psychiatry : the journal of mental science·2026
Same author

The 2025 report of the Lancet Countdown on health and climate change: climate change action offers a lifeline.

Lancet (London, England)·2025
Same author

Home energy efficiency improvements and health: observational before-and-after study of Dublin's Warmth & Wellbeing pilot scheme.

Occupational and environmental medicine·2025
Same author

Europe's climate leadership in an 'America first' era.

The Lancet regional health. Europe·2025
Same author

The future of meat and dairy consumption in the UK: exploring different policy scenarios to meet net zero targets and improve population health.

Global sustainability·2025

Related Experiment Video

Updated: Jul 11, 2026

AC Electrokinetic Phenomena Generated by Microelectrode Structures
20:38

AC Electrokinetic Phenomena Generated by Microelectrode Structures

Published on: July 28, 2008

Electricity generation and health.

Anil Markandya1, Paul Wilkinson

  • 1University of Bath, Bath, UK, and FEEM, Italy. A.Markandya@bath.ac.uk

Lancet (London, England)
|September 19, 2007
PubMed
Summary

Electricity generation has health costs, with fossil fuels like coal and oil posing the greatest risks. Nuclear power shows lower health burdens and greenhouse gas emissions, despite public concerns. Renewable energy sources generally have minimal health impacts.

Area of Science:

  • Environmental Health
  • Energy Policy
  • Public Health

Background:

  • Electricity generation provides societal benefits but incurs health costs.
  • Different power generation methods have varying impacts on public health and the environment.
  • Understanding these impacts is crucial for sustainable energy policy.

Purpose of the Study:

  • To review the state of knowledge on health effects associated with various electricity generation methods.
  • To compare the health burdens of different commercial power generation technologies.
  • To assess the health implications of renewable energy sources and carbon capture technologies.

Main Methods:

  • Utilized fuel cycle methods developed in European studies for comparative analysis.
  • Reviewed existing literature on the health effects of electricity generation.

Related Experiment Videos

Last Updated: Jul 11, 2026

AC Electrokinetic Phenomena Generated by Microelectrode Structures
20:38

AC Electrokinetic Phenomena Generated by Microelectrode Structures

Published on: July 28, 2008

  • Assessed health burdens based on pollution levels and greenhouse-gas emissions.

    • Main Results:

    • Power stations using lignite, coal, and oil exhibit the highest health burdens due to outdoor air pollution.
    • Natural gas power generation shows appreciably smaller health burdens.
    • Nuclear power generation has even lower health burdens and greenhouse-gas emissions compared to fossil fuels.

    Conclusions:

    • Fossil fuel-based electricity generation poses the most significant health risks.
    • Nuclear power offers a lower-risk alternative regarding health and climate change, despite public concerns.
    • Renewable energy sources generally have small health effects, though further assessment is needed for some.