Basic Electrical Installation Work

| Kategorie: Kniha  |

Strana 230 z 399

Jak získat tento dokument?






Poznámky redaktora
motor is: a. 31. central heating pump d. more current taken from the supply d. 31. 11. motor is: a. 31. increase the supply voltage c. The capacitive reactance 100F capacitor when connected a 50Hz supply will be: a. .42Ω d. less current taken from the supply. One application for shaded pole a. electric train b. 20Ω c. 5Ω b.c.8kΩ. microwave oven c. 20Ω c. electric train b. 5Ω b.c. electric drill. microwave oven c.8Ω d. electric drill.42kΩ.c. circuit with bad power factor causes: a. One application for a. 12. central heating pump d. 10. electric train b. induction motor is: a.219 U W 6 6 2 2 C1 L1 C1 2 C3 4 5 6 To phase supply To phase motor 7. One application for series d. 8. fall the supply voltage b. The inductive reactance 100mH coil when connected 50Hz supply will be: a. central heating pump d. 9. microwave oven c. electric drill. 31