ͧ

"سԤ ѵǹҧҧѡѺ俿Ңͧǹѹ˹" ¹繤ѹ

ͤ

Ըաèٵç ٻ仹

V ҧѡ俿 (ŵ)
I 俿 ()
R ҹҹ俿 ()

            ѹù¡ ͧ 蹤 ҨöӨӡѴͧҹҹ 1 ҹҹԴ俿 1 ҧ俿ҷդҧѡ 1 ŵ

ͤ

             ͹ (George Simon Ohm) ѡԡѹ 繼鹾ͧ .. 2369 ͧ͢ѺõԵ繤¡˹¢ͧҹҹҧ俿 ¹ʹѭѡɳ V

õǧ俿

            ǧ俿 (electric circuit) ¶֧ 鹷ҧ俿żҹúͺ ͡俿żҹػóҧ դҹҹ੾еǷ俿żҹҡ͹ᵡҧѹ
            - ǧûԴ (close circuit) ǧ俿ҷա俿Ťúͺ
            - ǧԴ (open circuit) ǧ俿ҷա俿żҹ ͧҡǹǹ˹觢ͧǧâҴ͡ѹռŷͧ俿ӧҹա俿żҹ
            ͧСͺӤѭͧǧ俿ҷзͧ俿ҷӧҹ 觡Դ俿 ػó俿 ͧ俿

ҧʴѭѡɳ㹡õǧ俿

            õǧ俿· 3 Ẻ ѧ
            1. õǧ俿Ẻ͹ء (series circuit) 繡õ§ѹ õʹ俿¡õͻʹ俿ʹ 1 Ѻʹ俿ʹ 2 еͻʹ俿ʹ 2 աѹ˹觡Ѻʹ俿ʹ úǧ 俿Ҩ㹷ȷҧǡѹʹ ¡ ѧٻ

ٻʴõǧ俿Ẻ͹ء

            2. õǧ俿Ẻҹ (parallel circuit) 繡õ·俿ա¡͡·ҧЪǧش¨ѹ ʹ俿ʹҴ¡ѹ աҹ˹觢ͧʹ俿ҷءʹҴ¡ѹ

ٻʴõǧ俿Ẻҹ

            3. õǧ俿Ẻ (hybrid circuit) 繡õǧ÷շẺ͹ءẺҹǧǡѹ

ٻʴõǧ俿Ẻ

ҧʴººšõʹ俿Ẻ͹ءẺҹ

Ẻ͹ء

Ẻҹ

1. 俿ҷżҹʹ俿ʹդҡѹ ҡѺ俿ҷǧ ѧ

1. 俿ҷżҹʹ俿ʹҡѹ ʹդҹҹҡѹ 俿ҡѺźǡͧ俿ҷҹʹ ѧ

2. ҹҹ 鹵ӹǹʹ俿ҷҵ͡ѹ ֧ҹҹդҡ ѧ

2. ҹҹйŧ й¡Ҥҹҹ·شǧ ҹҹդ ѧ

3. ҧѡ դҡѺźǡͧҧѡͧ ʹʹ ѧ

3. ҧѡ դҡѺҧѡͧʹ俿ʹ ѧ

4. ʹ俷ءʹзӧҹشӧҹѹ ö͡Դ-Դ ʹʹ˹觵ͧ

4. ʹʹзӧҹشӧҹ¡ѹ ѧ鹨֧ö͡Դ-Դ ʹʹ˹ͧ

ͤ

            1. õʹ俿Ẻ͹ء ʹ俿Ҩҧ¡ҡõẺҹ СõẺ͹ءзҹҹǧդҡ俿Ҽҹ
            2. ͧ俿ЪԴ㹺ҹе͡ѹẺҹ駹
                 - ҹҹդҹŧ 俿Ҽҹҡͷͧ俿ö
                 - ͧ俿ҧѺҧѡҡѹç˹ͧ俿ҹ
                 - ö͡Դ-Դͧ俿ҧͧ