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Resistor - Meaning, Definition & English Examples

A resistor is an electrical component that limits or controls the flow of electric current in a circuit. It is used to manage voltage levels and protect other components.

resistor

/rɪˈzɪstər/ /rɪˈzɪstə/

Definition:

A device that limits or regulates the flow of electrical current in a circuit.

Synonyms:

impedance, rheostat, limiter, regulator

Part of Speech:

noun

Antonyms:

conductor, accelerator

Common Collocations:

electrical resistor, variable resistor, fixed resistor, carbon resistor, high-power resistor

Derivatives:

resistive, resistively, resistance

Usage Tips:

Use "resistor" when referring to components in electronic circuits that oppose current flow.

Common Phrases:

load resistor, pull-up resistor, bleed resistor

Etymology:

Derived from Latin "resistere," meaning "to resist," combined with the suffix "-or" indicating an agent or device.

Examples:

  • 1. The resistor controls the current in the circuit.
  • 2. She replaced the faulty resistor in the amplifier.
  • 3. A variable resistor adjusts brightness in LED lights.
  • 4. Without a resistor, the circuit might overheat.

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