Physicseasy · Past Paper
Which rule is used to find the direction of magnetic field around a straight current carrying conductor?
AFleming's Left Hand Rule
BFleming's Right Hand Rule
CRight Hand Thumb Rule
DLenz's Law
✓ Correct Answer: C — Right Hand Thumb Rule
The Right Hand Thumb Rule states that if the thumb points in current direction, the curled fingers show the magnetic field direction.
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