A Two – phase load draws the following phase currents: i_{1} (t) = I_{m} \sin ⁡ (\omega t−\phi _{1}) ,i_{2} (t) = I_{m}\cos ⁡ (\omega t−\phi _{2}) These currents are balanced if \phi _{1} is equal to

GATE Electrical Engineering (EE) 2012 Solved Paper

Question : 21 of 65

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A Two – phase load draws the following phase currents:

i_{1} (t) = I_{m} sin \;⁡ (ω t−φ _{1}) ,i_{2} (t) = I_{m}\cos ⁡ (ω t−φ _{2})

These currents are balanced if

φ _{1}

is equal to

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