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Switch is connected to which wire-live n...

Switch is connected to which wire-live neutral or earth?

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MODERN PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXERCISE
  1. Whenever there is a relative motion between a coil and a magnet ,and i...

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  2. The device used for producing electric current is called,

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  3. Switch is connected to which wire-live neutral or earth?

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  4. What is the colour of neutral wire in a domestic electric circuit?

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  5. In an electric circuit... is always connected in parallel

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  6. Which of the two circuits 5 ampere or 15 ampere requires a thin fuse w...

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  7. Does current prefers to move in a high or low resistence path?

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  8. What is the composition of the alloy of which the electric fuse is mad...

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  9. What is the frequency of household supply of a.c. in India?

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  10. Lodestone(Fe3O4) has enormous application because it is a strong magne...

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  11. Unlike poles repel each other. Is this statement true.

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  12. The magnetic field lines

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  13. Magnetic field lines are discontinuous curves. Is this statement true.

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  14. Why two magnetic lines of forces never intersect each other?

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  15. How will you prove that current flowing through a copper wire produces...

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  16. The strength of magnetic field gets halved if the current flowing in a...

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  17. The direction of magnetic field at the center of circular current carr...

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  18. If the number of turns of a circular current carrying conductor is dou...

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  19. An electromagnet is a solenoid with a soft iron core. Is this stateme...

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  20. When the number of magnetic field lines through a closed loop changes ...

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