3 Questions
In the Right Hand Thumb Rule, if the thumb points in the direction of the current flow, what does the index finger represent?
Direction of magnetic field lines
Which hand should be used to hold the straight conductor in order to determine the direction of the magnetic field lines?
Right hand
When following the Screw Rule to determine the direction of magnetic field lines, what does the motion of 'twisting' fingers around the conductor represent?
Current flow in the conductor
Learn about the Right Hand Thumb Rule and the Screw Rule in this test. Understand how to determine the direction of magnetic field lines with these rules.
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