Question: Mark the correct expression for alternator working at a lagging power factor.
Options
A : tan? = (IaXq – Vtsin?)/(Vtcos? – Ia*ra)
B : tan? = (IaXq + Vtsin?)/(Vtcos? – Ia*ra)
C : tan? = (IaXq + Vtsin?)/(Vtcos? + Ia*ra)
D : tan? = (IaXq – Vtsec?)/(Vtcosec? – Ia*ra)
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