A transformer with a 10:1 ratio and rated at 50 kVA, 2400/240 V, 50 Hz – McqOptions

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1.	A transformer with a 10:1 ratio and rated at 50 kVA, 2400/240 V, 50 Hz is used to step down the voltage of a distribution system. The low tension voltage is to be kept constant at 240 V. If the transformer is fully loaded at 0.8 power factor (lag), the load impedance connected to low tension side will be nearly
A.	3.15 Ω
B.	2.60 Ω
C.	1.15 Ω
D.	0.60 Ω
Answer» D. 0.60 Ω

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