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Question 30156
JEE Physics · Medium

Errors and Measurements: Error — Absolute vs Percentage MCQ

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Error — Absolute vs PercentageMediumQuestion 30156

Question

A measurement is (50 ± 1) kg. A second measurement is (5 ± 1) kg. The measurement with smaller relative error is:
  1. A
    50 kg measurement
    Correct
  2. B
    5 kg measurement
  3. C
    Both equal
  4. D
    Cannot compare

Correct answer

50 kg measurement

Explanation

Relative error of 50 kg: 1/50 = 2%. Relative error of 5 kg: 1/5 = 20%. The 50 kg measurement has much smaller relative error.

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