During short-circuit test, iron losses are negligible because the voltage applied on primary side is low the current on secondary side is negligible the voltage on secondary side does not vary full-load current is not supplied to the transformer An ideal transformer is one which has no losses and magnetic leakage interleaved primary and secondary windings core of stainless steel and winding of pure copper metal a common core for its primary and secondary windings

During short-circuit test, iron losses are negligible because the voltage applied on primary side is low the current on secondary side is negligible the voltage on secondary side does not vary full-load current is not supplied to the transformer An ideal transformer is one which has no losses and magnetic leakage interleaved primary and secondary windings core of stainless steel and winding of pure copper metal a common core for its primary and secondary windings

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Similar questions

If I build a transformer and I have the following data:Primary voltage = 127VNumber of turns in primary = 100 turnsI want to have 8.89 V in secondaryHow many turns should I have on the secondary of this transformer?
The purpose of the short circuit test of a transformer is to determine iron losses of its iron core True False
opper losses Which of following is a variable loss in a transformer? O Constant loss O Eddy current Hysteresis losses O Copper loss
How does the coupling factor affect the primary and secondary voltages? For example if the turns ratio in my transformer is 1:2 and the Vin is 10V, the voltage on the primary side is 10V and the voltage on the secondary side is 20V when the coupling factor (k) is 1. What will the primary and secondary voltages be if the coupling factor becomes 0.5?
Experimental Values: 200 800 100 1002 Table - Measured Values Input voltage Input Current Output Voltage Output current Vp [V] Ip [A] Vs [V] Is [A] 5.1 0.916 15 0.166
Name the test that you could perform on the transformer to calculate the copper winding loss Elaborate on this test to explain how you could find the copper loss
The equivalent circuit impedances of a 20-kVA, 8000/240-V, 60-Hz transformer are to be determined. The open-circuit test and the short- circuit test were performed on the primary side of the transformer, and the following data were taken: Open-circuit test (on primary) Short-circuit test (on primary) 8000 V V= 489 V I0.214 A 2.5 A P= 400 W P= 240 W Find the impedances of the approximate equivalent circuit referred to the primary side, and sketch the circuit.
Figure 5 shows the core of a Linear Variable Differential Transformer (LVDT). S, S2 CORE Figure 5 Explain what happens when the core is at its maximum left, null and maximum right positions.
Q5. For the following center tapped transformer, show the waveform across each half of the secondary winding and across R, when a 100 V peak sine wave is applied to the primarywinding. What is the PIV rating must the diodeshave? (Use constant voltage drop model for the Silicon diode) D IN4001 OV 10 kN IN4001 DELL
The table below shows some performance parameters of a certain power transformer. Full-load voltage regulation Full-load copper loss Load power factor 0.5 Lagging 5% The Maximum noccihle voltage regulation of the trane former is: 5.033 96 5.385 9 3 96 4.134 % 21 21
Which of the following statements is true about an ideal transformer? O It changes the magnitude of DC signals. O It converts DC signals into AC signals. O It converts AC signals into DC signals. O It changes the magnitude of AC signals. hp