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A balanced Y -connected load having an impedance of 92+j21Ω/ϕ is connected in parallel with a...

A balanced Y -connected load having an impedance of 92+j21Ω/ϕ is connected in parallel with a balanced Δ -connected load having an impedance of 150∠ 0 ∘ Ω/ϕ . The paralleled loads are fed from a line having an impedance of j1Ω/ϕ . The magnitude of the line-to-line voltage of the Δ -load is 8150 V .

A. Calculate the magnitude of the current in the line feeding the loads.

B. Calculate the magnitude of the phase current in the Y- connected load.

C. Calculate the magnitude of the phase current in the DELTA-connected load.

D. Calculate the magnitude of the line voltage at the sending end of the line.

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