G azərbaycan respublikasi təHSİl naziRLİYİ azərbaycan texniKİ universiteti M. M. QƏNDİLova e. Q. İsmayilova

Key Words and phrases:
movement (n) complete turn

conductor (n) alternating current

negative potential poly-phase current

positive potential windings

charge (n) induce (v)

diminish (n) spurt

sine overlap

wave maintain (v)

two-pole generator

four-pole generator

I .Answer the following questions:

1. 
   What is an electric current?
   
2. 
   How does electric current move?
   
3. 
   What are cathode and anode?
   
4. 
   How do the voltage and current build up?
   
5. 
   How many cycles do a two-pole generator produce?
   
6. 
   How are poly-phase currents produced?
   
7. 
   What is a two-phase generator?
   
8. 
   What is a three-phase circuit?
   
9. 
   How can the advantages of using three-phase alternating current be compared?
   
10. 
    What is the difference between three-phase motors and single-phase motors?