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10. Given a power transformer whose equivalent impedance is (0.03 + j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. The expected rated power of this transformer is: O 12 KVA Ⓒ60 KVA Ⓒ300 KVA 1800 kVA

10. Given a power transformer whose equivalent impedance is (0.03 + j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. The expected rated power of this transformer is: O 12 KVA Ⓒ60 KVA Ⓒ300 KVA 1800 kVA

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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10. Given a power transformer whose equivalent impedance is (0.03 + j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. The expected rated power of this transformer is: 12 KVA 60 kVA Ⓒ300 KVA 1800 kVA 11. Given a power transformer whose equivalent impedance is (0.03 +j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. The maximum voltage regulation of this transformer is: 0.03 PU Ⓒ 0.06 PU 0.046 PU O 0.4 PU eno 12. Given a power transformer whose equivalent impedance is (0.03 +j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. Zero voltage regulation of this transformer occurs at a load power factor of: O 0.6 lagging O 0.916 leading 0.8 leading O 0.6 leading
Transcribed Image Text:10. Given a power transformer whose equivalent impedance is (0.03 + j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. The expected rated power of this transformer is: 12 KVA 60 kVA Ⓒ300 KVA 1800 kVA 11. Given a power transformer whose equivalent impedance is (0.03 +j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. The maximum voltage regulation of this transformer is: 0.03 PU Ⓒ 0.06 PU 0.046 PU O 0.4 PU eno 12. Given a power transformer whose equivalent impedance is (0.03 +j 0.04) PU. The copper loss of this transformer is 450 W when 50 % loaded. Zero voltage regulation of this transformer occurs at a load power factor of: O 0.6 lagging O 0.916 leading 0.8 leading O 0.6 leading
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