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electrical_engineering_2:the_time-dependent_magnetic_field [2023/04/25 12:10]
ott |
electrical_engineering_2:the_time-dependent_magnetic_field [2023/09/19 23:51] (aktuell)
mexleadmin |
| ====== 4. Time-dependent magnetic Field ====== | ====== 4 Time-dependent magnetic Field ====== |
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| <callout> This chapter is based on the book 'University Physics II' ([[https://creativecommons.org/licenses/by/4.0|CC BY 4.0]], Authors: [[https://openstax.org/details/books/university-physics-volume-2|Open Stax]] ). In detail this is chapter [[https://phys.libretexts.org/Bookshelves/University_Physics/Book%3A_University_Physics_(OpenStax)/Book%3A_University_Physics_II_-_Thermodynamics_Electricity_and_Magnetism_(OpenStax)|11. Magnetic Forces and Fields]] </callout> | <callout> This chapter is based on the book 'University Physics II' ([[https://creativecommons.org/licenses/by/4.0|CC BY 4.0]], Authors: [[https://openstax.org/details/books/university-physics-volume-2|Open Stax]] ). In detail this is chapter [[https://phys.libretexts.org/Bookshelves/University_Physics/Book%3A_University_Physics_(OpenStax)/Book%3A_University_Physics_II_-_Thermodynamics_Electricity_and_Magnetism_(OpenStax)|11. Magnetic Forces and Fields]] </callout> |
| <panel type="info" title="Exercise 4.3.4 Calculating the Potential Difference Induced in a Generator Coil"> <WRAP group><WRAP column 2%>{{fa>pencil?32}}</WRAP><WRAP column 92%> | <panel type="info" title="Exercise 4.3.4 Calculating the Potential Difference Induced in a Generator Coil"> <WRAP group><WRAP column 2%>{{fa>pencil?32}}</WRAP><WRAP column 92%> |
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| The generator coil shown in <imgref ImgNr13> is rotated through one-fourth of a revolution (from $\phi_0=0°$ to $\phi_1=90°$) in $5.0 ~\rm ms$. | The generator coil shown in <imgref ImgNr13> is rotated through one-fourth of a revolution (from $\varphi_0=0°$ to $\varphi_1=90°$) in $5.0 ~\rm ms$. |
| The $200$-turn circular coil has a $5.00 ~\rm cm$ radius and is in a uniform $0.80 ~\rm T$ magnetic field. | The $200$-turn circular coil has a $5.00 ~\rm cm$ radius and is in a uniform $0.80 ~\rm T$ magnetic field. |
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| So, the course of the voltage when entering or exiting is not uniquely given. | So, the course of the voltage when entering or exiting is not uniquely given. |
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| <WRAP> <imgcaption ImgNrEx04s| Solution> </imgcaption> <WRAP> {{drawio>WindingPolePieces2solution}} \\ </WRAP></WRAP> | <WRAP> <imgcaption ImgNrEx04s| Solution> </imgcaption> <WRAP>{{drawio>WindingPolePieces2solution.svg}} \\ </WRAP></WRAP> |
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