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 50 Hz voltage is measured with a moving iron voltmeter and a rectifi

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{1.11 V_a}{V_b} )
C.	( frac{ sqrt{2} V_a}{V_b} )
D.	( frac{ V_a}{V_b} )
Answer» C. ( frac{ sqrt{2} V_a}{V_b} )

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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?

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