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Which wire is thickest?...

Which wire is thickest?

A

Live wire

B

neutral wire

C

earth wire

D

all have equal thickness

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MODERN PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXERCISE
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  2. Switches are connected to

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  15. Consider a circular loop of wire lying in the plane of the table, let ...

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  16. When is a magnetic field said to be uniform? Draw magnetic lines of fo...

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  17. What is the principle of an electric motor?

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  18. What is the principle of an electric motor?

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  19. Magnetic field lines of two magnets are shown as follows. Name the pol...

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

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