Mathematics · Electrical Measurements
When a voltage of 200 V is measured by a voltmeter, five successive readings are obtained as 204 V, 205 V, 203 V, 205 V, and 203 V. The percentage error (accuracy deviation) and precision are close to ___________.
- 12% and 0.5%, respectively✓
- 20.5% and 2.5%, respectively
- 30.5% and 0.5%, respectively
- 42.5% and 2.5%, respectively
Correct answer
2% and 0.5%, respectively
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