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With the help of a labelled circuit diagram illustrate the pattern of field lines of the magnetic field around a current carrying straight long conducting wire. How is the right hand thumb rule useful to find direction of magnetic field associated with a current carrying conductor?
 
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Pick and Place the components of the circuit:
Answer variants:
Variable Resistance
Battery
Key
Magnetic compass
Ammeter
 
 
 
 
 
According to the Right-Hand Thumb rule, Assume that you are holding a current-carrying straight conductor in your right hand such that the thumb points towards the direction of the . Then your fingers will wrap around the conductor in the direction of the .