TEXTBOOK OF ELECTRICITY W/MINDTAP >BI<
6th Edition
ISBN: 9781305812505
Author: Herman
Publisher: Cengage Learning
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Textbook Question
Chapter 29, Problem 3PP
Refer to transformer shown in Figure 29–14 and fill in the missing values.
| Primary | Secondary | Load |
| EP _______ | EP ________ | EP ________ |
| IP ________ | IP _________ | IP ________ |
| EL 13,800 V | EL 480 V | EL ________ |
| IL ________ | IL _________ | IL ________ |
| Ratio | Z = 2.5 Ω |
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In transformer, the power will _________________________________ with decrease in voltage. be doubled remain same increases decreases
15. Primary winding of transformer is made-up of
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Belonging to a phase measured from a 220/48 V phase transformer, no-load (no load)
operation and short-circuit test.
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voltage (secondary) winding ends were left unloaded and the results of the no-load
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Boşta çalışma testi
Gerilim
220 V
Güç
80 W
Akım
0,44 A
Kısa devre testi
Gerilim
12 V
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Akım
65 W
16,1 A
Chapter 29 Solutions
TEXTBOOK OF ELECTRICITY W/MINDTAP >BI<
Ch. 29 - How many transformers are needed to make an...Ch. 29 - Two transformers rated at 100 kVA each are...Ch. 29 - How does the NEC specify that the high leg of a...Ch. 29 - An open-delta three-phase transformer system has...Ch. 29 - If a single-phase load is connected across the two...Ch. 29 - A three-phase transformer connection has a...Ch. 29 - A three-phase transformer connection has a...Ch. 29 - A three-phase transformer bank has the secondary...Ch. 29 - A three-phase transformer bank has the primary and...Ch. 29 - Referring to the transformer connection in...
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