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A rectifier voltmeter using bridge rectifier and PMMC meter is calibrated to read rms value of sine wave. A triangular wave is applied to it and it reads 6.82 V. The rms value of triangular wave is | |
A. | about 6.82 V [Wrong Answer] |
B. | about 7.1 V [Correct Answer] |
C. | about 6.5 V [Wrong Answer] |
D. | about 10 V [Wrong Answer] |