electrophore

An electrophore is used to generate static electricity in a physics demonstration.

Definition

1. Noun:
   • An instrument for generating static electricity: An "electrophore" is a device used to produce a continuous supply of static electricity through electrostatic induction. It typically consists of a metal plate with an insulated handle and a resin-covered disk.

Usage Examples

• Noun:
  • The physics teacher demonstrated the principles of static electricity using an electrophore. (The instructor used the device to show how electric charges can be separated and collected.)
  • In the early days of electrical experiments, the electrophore was a common tool in laboratories. (The device was widely used for generating static charge before more advanced generators were invented.)

Advanced Usage

• "to operate an electrophore": to use the device to generate a static charge.

  • The student learned to operate an electrophore by first rubbing the resin disk with fur and then lifting the metal plate. (This process involves charging the disk and then using the plate to collect the induced charge.)

• "the electrophore principle": the underlying concept of electrostatic induction used by the device.

  • Understanding the electrophore principle is essential for studying how charges can be transferred without direct contact. (The principle explains how a charged object can induce a charge on a nearby conductor.)

Variants and Related Words

• Electrophorus (n): a less common variant of "electrophore", often used interchangeably in historical contexts.

  • The electrophorus, like the electrophore, was invented by Alessandro Volta in the 18th century. (Both terms refer to the same device for generating static electricity.)

• Electrostatic (adj): relating to static electricity.

  • The electrophore is an electrostatic device because it relies on stationary electric charges. (It operates without moving charges like those in a battery.)

Synonyms

• Static generator: a broader term for any device that produces static electricity.
• Influence machine: a general category of devices that use electrostatic induction, including the electrophore.

Phrasal Verbs

• : "electrophore" is a noun and does not form common phrasal verbs.

Related Idioms

• : "electrophore" is a technical term with no idiomatic usage.