1. 1 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.2 Inductancia mutua de M 21 de la bobina 2 respecto de la bobina 1

2. 2 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.4 Ilustración de la convención de punto

3. 3 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.22 Un circuito T equivalente

4. 4 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.23 Un circuito  equivalente

5. 5 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.30 (a) transformador ideal, (b) símbolo de circuito para transformadores ideales

6. 6 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.32 Circuitos típicos ilustrando la polaridad apropiada para voltajes y dirección de corrientes en un transformador ideal

7. 7 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.42 (a) Autotransformador reductor, (b) autotransformador elevador

8. 8 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.46 Conexión de transformador Y-Y trifásico

9. 9 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.52 Para el ejemplo 13.13

10. 10 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.53 Esquema del circuito de la figura 13.52

11. 11 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.59 Un transformador proporcionando aislamiento cd entre dos fases del amplificador

12. 12 ELECTRIC CIRCUITS F U N D A M E N T A L S O F CHARLES K. ALEXANDER MATTHEW N.O. SADIKU McGraw-Hill © The McGraw-Hill Companies, Inc., 2000 Figura 13.63 Transformador usado como dispositivo de apareamiento