The equivalent circuit of a 22KVA, 11700/450 V, 60Hz, single-phase loaded transformer when referred to its low-voltage given. Find the percent efficiency of this transformer under this loading conditions. alp 0.225+ 1.137.037/25.84A ww 99½ V₁ = Vs 2.2 ΚΩ J4.5 KS 4500° v Select one: Oa. %n 88.7 % O b. %n = 97.4 % c. None O d. % n = 95.22 %

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The equivalent circuit of a 22KVA, 11700/450 V, 60Hz, single-phase loaded transformer when referred to its low-voltage
given.
Find the percent efficiency of this transformer under this loading conditions.
+
alp
0.225+j1.1 2
= 37.037/25.84
2.2 KS
14.5 ΚΩ
Vs =
4500° V
Select one:
Oa. %n 88.7 %
Ob. %n 97.4 %
c. None
Od. %n 95.22 %
Transcribed Image Text:The equivalent circuit of a 22KVA, 11700/450 V, 60Hz, single-phase loaded transformer when referred to its low-voltage given. Find the percent efficiency of this transformer under this loading conditions. + alp 0.225+j1.1 2 = 37.037/25.84 2.2 KS 14.5 ΚΩ Vs = 4500° V Select one: Oa. %n 88.7 % Ob. %n 97.4 % c. None Od. %n 95.22 %
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