© The McGraw-Hill Companies, Inc McGraw-Hill 1 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I 16 Principles of Electromechanics
© The McGraw-Hill Companies, Inc McGraw-Hill 2 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I Figure 16.2 Charge moving in a constant field u f q B
© The McGraw-Hill Companies, Inc McGraw-Hill 3 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I Figure 16.17(a) Magnetic circuit with air gap
© The McGraw-Hill Companies, Inc McGraw-Hill 4 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I Figure 16.17(b) Equivalent representation of magnetic circuit with an air gap + _ g 4 5
© The McGraw-Hill Companies, Inc McGraw-Hill 5 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I Figure Fixed N = 700 x i Movable v–+ f e
© The McGraw-Hill Companies, Inc McGraw-Hill 6 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I Figure A solenoid i
© The McGraw-Hill Companies, Inc McGraw-Hill 7 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I Figure a x A g a Plunger
© The McGraw-Hill Companies, Inc McGraw-Hill 8 PRINCIPLES AND APPLICATIONS OF ELECTRICAL ENGINEERING THIRD EDITION G I O R G I O R I Z Z O N I Figure Circuit symbols and basic operation of relays