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Calculate the value measured by Moving Iron when a sinusoidal voltage signal V(t) = √2sin(3ωt) is applied to it.(a) 2 V(b) 1 V(c) 3 V(d) 4 VThis question was posed to me in an online quiz.My query is from Nature of Traction Load in chapter Traction Drives of Electric Drives

Answer» RIGHT choice is (B) 1 V

The EXPLANATION is: Moving iron instrument measures the r.m.s value of the input SIGNAL. The r.m.s value of the sinusoidal signal is √2÷√2 = 1 V.


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