One of the following readings represents the measurement of the length of a metal rod...

JAMB 1982

One of the following readings represents the measurement of the length of a metal rod using vernier callipers, Taking the reading accuracy into consideration, the most likely one is

A. 5.15cm
B. 5.165cm
C. 5.0cm
D. 5.160cm
E. 5cm

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Correct Answer: Option A

Explanation

The 0.1 mm or 0.01 cm is the reading accuracy of a vernier caliper meaning it can read up to 2 decimal places on the "cm" scale and 1 decimal place on the "mm" scale.

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