La solution d'exercice corrigé 1 Diviseur de tension - Circuits électriques
![Description : R_1](https://4.bp.blogspot.com/-gaGKY4ZJ9Mk/WBKFFWqG41I/AAAAAAAAMwE/_b9AYl9w4ZQYH-P_h5AjlKVf9ng_iTr_ACLcB/s1600/image001.png)
![Description : R_2](https://2.bp.blogspot.com/-POUjc9NCk9Y/WBKFFT_GhnI/AAAAAAAAMv8/h13Uo4hDu88CuXWaULu9i2cIGQCGYnj3wCLcB/s1600/image002.png)
![Description : R_4](https://4.bp.blogspot.com/-DQuIhCqme6I/WBKFFd-AIpI/AAAAAAAAMwA/4XldZZp_91kfKhK5VbM_kXzLOAagIToQQCLcB/s1600/image003.png)
![Description : un diviseur de tension peut être appliquée directement ici](https://1.bp.blogspot.com/-ra72m6NSBDs/WBKFGMkJYZI/AAAAAAAAMwI/MTu720WdU9kfOZ9HWYRCbqnZNByCEuVTACLcB/s1600/image004.png)
![Description : V_ {R_3} = \ frac {R_1} {R_1 + R_3} V_1](https://4.bp.blogspot.com/-mb6PoY-orRY/WBKFGG2ZBoI/AAAAAAAAMwM/KFlGMSMoXfYu2x7G5wavAfmC8XEr4CyHACLcB/s1600/image005.png)
![Description : diviseur de tension - Thevenin équivalente requise](https://2.bp.blogspot.com/-BZZ40lJiDYA/WBKFGSPmrjI/AAAAAAAAMwQ/wlEePN-P76sdG5knb5vSUw3l-la4gyGdwCLcB/s1600/image006.png)
![Description : R_2](https://2.bp.blogspot.com/-POUjc9NCk9Y/WBKFFT_GhnI/AAAAAAAAMv8/h13Uo4hDu88CuXWaULu9i2cIGQCGYnj3wCLcB/s1600/image002.png)
![Description : R_4](https://4.bp.blogspot.com/-DQuIhCqme6I/WBKFFd-AIpI/AAAAAAAAMwA/4XldZZp_91kfKhK5VbM_kXzLOAagIToQQCLcB/s1600/image003.png)
![Description : R_ {24} = R_2 + R_4 = 5 \ Omega + 10 \ Omega = 15 \ Omega](https://1.bp.blogspot.com/-IBt5_gmP8Kg/WBKFGQfkWDI/AAAAAAAAMwU/fxlJd6dz5mom1RWPCr4x8WP5a-4V4oRJACLcB/s1600/image007.png)
![Description : R24](https://2.bp.blogspot.com/-PfB37o_a4yg/WBKFGsKR6NI/AAAAAAAAMwY/nOJI4HovtfQTXQI0mxgn7Yu8F9WQ9vhjACLcB/s1600/image008.png)
![Description : R_3](https://4.bp.blogspot.com/-_M4k5llYK5Y/WBKFGjjdaBI/AAAAAAAAMwc/Fhgtj2DG62wkP0qTtMmu8EgEPsbMtgA_ACLcB/s1600/image009.png)
![Description : R_ {24}](https://1.bp.blogspot.com/-_zN80sj8_Dk/WBKFG337vWI/AAAAAAAAMwg/IPIz51grkHQ1qtG5AxH1zHViNSI8s9P8gCLcB/s1600/image010.png)
![Description : R_ {324} = R_3 || R_ {24} = 30 \ Omega || 15 \ Omega = \ frac {30 \ times 15} {30} + 15 = 10 \ Omega](https://1.bp.blogspot.com/-XAulTqi5Rbw/WBKFHAPmKaI/AAAAAAAAMwk/uzdYy_PkGXkro_qB2UXPpWQd4yi5eVDswCLcB/s320/image011.png)
Ainsi, le circuit est simplifié à ce niveau maintenant:
![Description : R324](https://3.bp.blogspot.com/-4YMHmO6iZ4Y/WBKFHLjcB8I/AAAAAAAAMwo/Yndd16s3Rwcs1hR8fU78hyyXQybkZ9wEACLcB/s1600/image012.png)
Et la règle de division de tension peut être appliquée directement:
![Description : V_ {R_ {324}} = \ frac {R_ {324}} {R_ {324} + R_1} V_1 = \ frac {10} {10} + 10 20 = 10 V](https://3.bp.blogspot.com/--ALx4itK7jM/WBKFHdKsAgI/AAAAAAAAMws/mGNj7KNEjJU-0zTGX_w55SvwVTXPRX3sQCLcB/s1600/image013.png)
S'il vous plaît noter que
![Description : V_ {R_ {324}}](https://2.bp.blogspot.com/-5u-yxDOT09Y/WBKFHXkbosI/AAAAAAAAMww/HwW_Wdll3bY579PhQA52TsGgYTe3tEMZACLcB/s1600/image014.png)
![Description : R_3](https://4.bp.blogspot.com/-_M4k5llYK5Y/WBKFGjjdaBI/AAAAAAAAMwc/Fhgtj2DG62wkP0qTtMmu8EgEPsbMtgA_ACLcB/s1600/image009.png)
![Description : R_2](https://2.bp.blogspot.com/-POUjc9NCk9Y/WBKFFT_GhnI/AAAAAAAAMv8/h13Uo4hDu88CuXWaULu9i2cIGQCGYnj3wCLcB/s1600/image002.png)
![Description : R_4](https://4.bp.blogspot.com/-DQuIhCqme6I/WBKFFd-AIpI/AAAAAAAAMwA/4XldZZp_91kfKhK5VbM_kXzLOAagIToQQCLcB/s1600/image003.png)
![Description : V324](https://3.bp.blogspot.com/-4KPwkOtfGtQ/WBKFHty9UaI/AAAAAAAAMw0/fCsaczms9FUI0sU9gtxijZ4gDlhTEjPKQCLcB/s1600/image015.png)
Maintenant, nous pouvons utiliser la règle de division de tension pour trouver
![Description : V_ {R_2}](https://1.bp.blogspot.com/-sN6GBEYTzcU/WBKFH_Sjn4I/AAAAAAAAMw4/EHDUOksHdlcP4fEpmfb0VraHFoQQjXgOACLcB/s1600/image016.png)
![Description : V_ {R_4}](https://3.bp.blogspot.com/-zVJml4Hwsb0/WBKFII4-GPI/AAAAAAAAMw8/x6q_H_4kVLE45gGzstuXEMkLvNZFR3_GgCLcB/s1600/image017.png)
![Description : V4](https://3.bp.blogspot.com/-ULBdmpWZ_cU/WBKFIDzlsRI/AAAAAAAAMxA/j-UrcVHuR80hx4DcBoJoyuJ3wlI5hHkDwCLcB/s1600/image018.png)
et écrire:
![Description : V_ {R_2} = \ frac {R_2} {R_2 + R_4} V_ {R_ {324}} = \ frac {5} {5} + 10 10 = \ frac {10} {3} V](https://2.bp.blogspot.com/-sgeLN_kTacg/WBKFItmzoOI/AAAAAAAAMxI/HqPTbrGSgAgt75tnugVKriIGqv0io1kkACLcB/s1600/image019.png)
![Description : V_ {R_4} = \ frac {R_4} {R_2 + R_4} V_ {R_ {324}} = \ frac {10} {5} + 10 10 = \ frac {20} {3} V](https://4.bp.blogspot.com/-aGrt0E_B0Ps/WBKFIaZ8ozI/AAAAAAAAMxE/_wciKx9fLDcnGexW4X5HTrlWjiez7ECkACLcB/s1600/image020.png)
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