Electrical
🇬🇧
In English
In English
Practice Known Questions
Stay up to date with your due questions
Complete 5 questions to enable practice
Exams
Exam: Test your skills
Course needs 15 questions
Learn New Questions
Manual Mode [BETA]
Select your own question and answer types
Specific modes
Learn with flashcards
Complete the sentence
Listening & SpellingSpelling: Type what you hear
multiple choiceMultiple choice mode
SpeakingAnswer with voice
Speaking & ListeningPractice pronunciation
TypingTyping only mode
Electrical - Leaderboard
Electrical - Details
Levels:
Questions:
9 questions
| 🇬🇧 | 🇬🇧 |
| Z_delta = ? * z_star | Z_delta = 3 * z_star |
| What absorbs reactive power | Inductors |
| What creates reactive power | Capacitors |
| What does leading mean | Reactive power is being produced, angle negative. This means a generator operating under leading would absorb reactive power |
| What does lagging mean | Reactive power is being consumed by loads, angle positive. This means a generator operating at lagging must supply reactive power |
| Conditions for sync machine steady torque | Same number of poles, rotor rotates at stator field speed |
| Wave equation | Given by |