A 50 Hz voltage is measured with a moving iron voltmeter and a rectif – McqOptions

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1.	A 50 Hz voltage is measured with a moving iron voltmeter and a rectifier type AC voltmeter connected in parallel. If the meter readings are Va and Vb respectively. Then the form factor may be estimated as?
A.	\(\frac{V_a}{V_b} \)
B.	\(\frac{1.11V_a}{V_b}\)
C.	\(\frac{\sqrt{2} V_a}{V_b}\)
D.	\(\frac{πV_a}{V_b}\)
Answer» C. \(\frac{\sqrt{2} V_a}{V_b}\)

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