Physics (AS & A Level) · May / June 2023 · Paper 11 · Question 3
A copper pipe has a true diameter of 42.03 mm. A builder measures the diameter of the pipe five times using digital calipers. The measurements are shown. diameter / mm 48.01 47.99 48.01 48.00 47.99 What describes the builder's measurements?
- Aaccurate and precise
- Baccurate but not precise
- Cnot precise and not accurate
- Dprecise but not accurate
As printed in the paper
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Correct answer: D. precise but not accurate
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