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Pakistan Studies Medium

The maximum conventional uncertainty of a metre rule with 1 mm least count is:

  • A +/- 1 mm
  • B +/- 0.5 mm
  • C +/- 0.1 mm
  • D Zero
Correct Answer: Option B — +/- 0.5 mm
Explanation:
For an analogue scale, maximum reading uncertainty is commonly half the least count.
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MCQ Details
SubjectPakistan Studies
DifficultyMedium
Exam Types
CorrectOption B
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