전기(산업)기사 출제기준 (회로이론)·····································
5
제1장. 직류회로

1. 직류와 교류 정의························································
15
2. 전기회로 기본식·························································
15
3. 저항의 접속·····························································
15
4. 컨덕턴스의 접속······················································
19
5. 전력, 전력량, 열량·······················································
21
6. 전지의 등가 회로·······················································
22
7. 제1장 출제 예상 문제····················································
24
제2장. 정현파 교류

1. 교류 발생 원리와 기초사항···············································
27
2. 정현파 교류의 크기표시법················································
30
3. 정현파 교류의 벡터표시법················································
31
4. 여러 가지 파형들의 실효값, 평균값········································
34
5. 제2장 출제 예상 문제····················································
39
제3장. 기본 교류 회로

1. 단일 소자 회로의 전압, 전류··············································
43
2. R L C 직렬 회로························································
45
3. R L C 병렬 회로························································
49
4. 제3장 출제 예상 문제····················································
54
제4장. 교류전력

1. 교류전력·································································
65
2. 복소전력································································
67
3. 최대 전력 전달 조건·····················································
68
4. 교류 전력 측정··························································
70
6. 제4장 출제예상문제······················································
72
제5장. 결합 회로

1. 자기인덕턴스와 상호 인덕턴스·············································
78
2. 인덕턴스 접속시 합성 인덕턴스···········································
79
3. 변압기의 T형 등가회로···················································
81
4. 브리지 회로·····························································
82
5. 제5장 출제예상문제······················································
85
제6장. 벡터 궤적

1. 임피던스 궤적····························································
89
2. 어드미턴스 궤적·························································
90
3. 제6장 출제예상문제······················································
92
제7장. 회로망 해석

1. 전압원과 전류원··························································
94
2. 회로망 제정리···························································
96
3. 제7장 출제예상문제······················································
103
제8장. 전류

1. 평형 3상 교류 회로······················································
110
2. Y 결선(성형 결선)························································
110
3. △ 결선·································································
113
4. 대칭 n상 교류 회로······················································
115
5. V 결선··································································
116
6. Y-△ 변환 등가 임피던스 ················································
117
7. 선전류와 소비전력 Y-△ 관계식···········································
119
8. 3상 전력 측정(2전력계법)·················································
120
9. 제8장 출제 예상 문제····················································
123
제9장. 대칭 좌표법

1. 벡터 연산자 ···························································
134
2. 불평형 3상 회로 대칭 성분 해석··········································
135
3. 불평형 3상 회로 대칭 성분 계산··········································
137
4. 전원을 포함한 3상 회로의 고장 계산······································
138
6. 제9장 출제 예상 문제····················································
141
제10장. 비정현파 교류

1. 비정현파 교류의 발생 원리···············································
146
2. 비정현파의 푸리에 급수에 의한 전개식····································
146
3. 비정현파의 크기 계산····················································
148
4. 비정현파의 임피던스 환산················································
150
5. 3상 결선에서의 고조파 특징··············································
151
6. 제10장 출제 예상 문제···················································
153
제11장. 2단자망

1. 2단자 회로의 임피던스···················································
161
2. 정저항 회로·····························································
164
3. 제11장 출제예상문제·····················································
167
제12장. 4단자망

1. 4단자 정수(전송 파라미터)················································
169
2. 변압기에서의 4단자 정수·················································
169
3. 임피던스() 파라미터····················································
173
4. 어드미턴스() 파라미터··················································
174
5. 영상 파라미터···························································
175
6. 분포정수회로····························································
177
7. 제12장 출제 예상 문제···················································
179
제13장. 라플라스 변환

1. 기본함수의 라플라스 변환·················································
192
2. 라플라스 변환 제정리····················································
196
3. 역라플라스 변환·························································
200
4. 제13장 출제예상문제·····················································
203
제14장. 과도 현상

1. 직렬 회로·························································
208
2. 직렬 회로·························································
210
3. 직렬 회로·····················································
212
4. 직렬 회로························································
215
5. 제14장 출제예상문제·····················································
216
제15장. 전달함수

1. 전달함수의 정의식과 전달요소·············································
225
2. 전기회로의 전달함수·····················································
225
3. 직렬 보상 회로··························································
226
4. 표준 feed back 회로의 블록선도와 전달함수······························
227
5. 제15장 출제예상문제·····················································
229
제16장. 기출문제
2025년 전기기사 과년도 기출문제

1. 2025년 1회차 기출문제풀이···············································
237
2. 2025년 2회차 기출문제풀이···············································
242
3. 2025년 3회차 기출문제풀이···············································
247

2025년 전기산업기사 과년도 기출문제

1. 2025년 1회차 기출문제풀이···············································
253
2. 2025년 2회차 기출문제풀이···············································
258
3. 2025년 3회차 기출문제풀이···············································
264