Answered: 4 If the supply frequency of a certain…

4 If the supply frequency of a certain electro-magnetic structure is doubled while the applied voltage is unchanged, the Hysteresis Loss of the core will be: 25 % 50 % 400 % 200 %

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter4: Conductor Sizes And Types, Wiring Methods, Wire Connections, Voltage Drop, And Neutral Conductor Sizing For Services

Section: Chapter Questions

Problem 8R: Indicate the allowable ampacity of the following Type THHN (copper) conductors. Refer to Table...

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Question

4
If the supply frequency of a certain electro-magnetic structure is doubled while the applied
voltage is unchanged, the Hysteresis Loss of the core will be:
25 96
50 26
400 96
200%

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