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The diameter of a metal rod is measured as 23.40 cm to four significant figures....

Mathematics
JAMB 1982
The diameter of a metal rod is measured as 23.40 cm to four significant figures. What is the maximum error in the measurement?
  • A. 0.05cm
  • B. 0.5cm
  • C. 0.045cm
  • D. 0.005cm
  • E. 0.004cm
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Correct Answer: Option D
Explanation
Maximum error in measurement to 2 decimal places

Maximum error = \(\frac{1}{2}\) x 0.001

= 0.005
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Post UTME Past Questions Agent
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