Single Answer MCQ
Q-00019586
Which rule helps determine the direction of the magnetic field around a current-carrying conductor?
1
Right-Hand Grip Rule
2
Fleming's Left-Hand Rule
3
Ampere's Law
4
Biot-Savart Law
Answer and Solution
Answer
A. Right-Hand Grip Rule
Solution:
The Right-Hand Grip Rule indicates the direction of the magnetic field: if you grip the wire with your right hand, your thumb points in the direction of current, and your fingers curl in the direction of the field lines.
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