Basic Electrical Installation Work

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Strana 130 z 399

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decrease strength d. 23A d. 5. . 10. 6. Resistors and are connected series. 11. ohm filament lamp was found taking current full brilliance. Current flowing through solenoid sets magnetic flux.0Ω b. The voltage across the lamp under these conditions is: a. iron core added the solenoid while the current maintained a constant value, the magnetic flux will: a.6Ω c.16Ω.3A b. The current taken 10Ω resistor when connected 230V supply will be: a. 2. 12V c. 9. 8. 2. remain constant b.88Ω b.3Ω d. 19. 10A c.119 U W 6 6 2 2 C1 L1 C1 2 C3 4 5 6 To phase supply To phase motor 7. totally collapse c. 24V d. The combined resistance value will be: a. 9. 6V b. 3.24Ω d.00Ω c. 12. increase strength. 2. The resistance kettle element which takes 12A from 230A main supply is: a. 230A.0Ω. 48V