äӹdzҾѧҹ俿
Ңͧѧ俿ҢѺҳ俿 żҹͧ俿 Фҧѡ ͧ俿ҹ鹵 ѧ

ѧ俿 (ѵ) = ҧѡ (ŵ) x 俿 ( ) P = IV
͡˹

P ᷹ ѧ俿 ˹ѵ (w)
V ᷹ ҧѡ ˹ŵ (v)
I ᷹ 俿 ˹ (A)

ҧ ا俿աѧ俿 1,100 ѵ Ѻ俿 դҧѡ 220 ŵ ջҳ俿ҷżҹ
Ըշ ҡٵ P = IV
P = IV
P = ѧ俿 1,100 ѵ
V = ҧѡ 220 v
I = 俿 ˹ A

1,100 = 220 x I
I = 1,100/220 = 5A

Щй ջҳ俿żҹا俿 ҡѺ 5 ͺ