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0R (zero R) or 0-R may refer to:

  • 0r, an object with a radius of zero
  • 0-rated supply, or Zero-rated supply, items that are not charged a tax on their input supplies
  • 0 risk bias, or Zero-risk bias, irrationally valuing complete elimination of a risk, to a reduction in a greater risk
  • 0r, a Zero rupee note
  • 0 reference pulse, or Zero reference pulse an artificially produced pulse in a television receiver
  • zero ohm(Ω) (electric) resistance for representing a Resistor component with zero ohm in electronic circuit board design diagram document. For more see Zero-ohm link.

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