Physics · Electrical Measurements
A voltage having a symmetrical square wave shape is applied to an average-reading voltmeter calibrated in terms of the RMS value of a sinusoidal wave. What is the percentage error indicated by the meter?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1-9%
- 2+9%
- 3-11%✓
- 4+11%
Correct answer
-11%
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