A power supply – Definition & Meaning

A power supply is a device that converts electrical energy from one form to another in order to provide power to electronic devices. It is an essential component of any electronic system, providing the necessary voltage, current, and frequency to operate the system.

Definitions

A power supply is defined as a device that provides electrical energy to an electronic device or system. It is responsible for converting the input voltage and current into the required output voltage and current.

Origin

The concept of a power supply can be traced back to the early 19th century, when Michael Faraday discovered the principle of electromagnetic induction. This discovery led to the development of generators, which were used to produce electrical power. The first power supply was developed in the late 19th century, and it consisted of a transformer and a rectifier.

Meaning in different dictionaries

According to the Oxford English Dictionary, a power supply is “a device that converts electrical energy from one form to another and supplies it to an electronic device or system.” The Merriam-Webster Dictionary defines it as “an electronic device that converts alternating current to direct current or vice versa and regulates the voltage of the output.”

Associations

A power supply is associated with electronic devices such as computers, televisions, and radios. It is also associated with the field of electrical engineering and is used in a variety of industries, including telecommunications, aerospace, and automotive.

Synonyms

Synonyms of a power supply include AC adapter, DC adapter, power converter, and power transformer.

Antonyms

Antonyms of a power supply include power drain, power loss, and power outage.

The same root words

The same root words as a power supply include power, which refers to the ability to do work, and supply, which refers to the provision of something needed or wanted.

Example Sentences

  • The power supply for my computer stopped working, so I had to replace it.
  • The power supply in my television is making a strange noise.
  • The aerospace industry relies on power supplies to operate their equipment.
  • The power supply for my cell phone charger is compatible with multiple devices.
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