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3.a. Describe an activity to demonstrate the pattern of magnetic field lines around a straight conductor carrying current       b. State the rule to find the direction of magnetic field associated with a current carrying conductor.    c. What is the shape of a current carrying conductor whose magnetic field pattern.​

Answer»

(A)CURRENT-carrying conductor is a source of magnetic field. ... (b)Right – HAND THUMB Rule: Hold the current-Carrying wire in your right hand, such that the thumb INDICATES the direction of current, then the folded FINGERS will indicate the direction of magnetic field (lines) surrounding the wire.



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