If a vernier calliper has least count 0.05 mm, the accuracy of its measurement is:
Text Solution
Verified by ExpertsThe correct answer is:
A
This one is straightforward if we recall what least count means.
Step 1: Recall definitions
• Least Count (LC) of a vernier caliper is the smallest length that can be measured with it.
• Accuracy of the instrument is generally equal to its least count.
Step 2: Apply the definition
Here, the least count is given as:
So, the accuracy of measurement is:
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