ETC EngineeringMCQs
Home › Measurements & Instrumentation › An unknown resistance is measured as 50.0 ohm with a possible absolute error of ±0.5 ohm. The maximum relative error is?
MCQ Practice Question
Measurements & InstrumentationMeasurement Errors

An unknown resistance is measured as 50.0 ohm with a possible absolute error of ±0.5 ohm. The maximum relative error is?

  • A±0.1%
  • B±1%
  • C±5%
  • D±10%
Report an error
Correct Answer: B. ±1%
Explanation: Relative error magnitude = 0.5/50=0.01, or 1%.
Reference: Standard measurements and instrumentation: measurement errors
Continue practicing: Measurements & Instrumentation MCQs or browse all MCQs.