Magnet and Charge: Rotation Direction?

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SUMMARY

The discussion centers on the behavior of a bar magnet when influenced by a charged rod and another bar magnet. When a positively charged rod is brought near the hanging magnet, it repels the magnet, causing it to rotate clockwise. If the charged rod is replaced by another bar magnet with the north pole facing up, the same clockwise rotation occurs due to the repulsion between like poles. The conclusion is that the direction of rotation remains consistent regardless of whether the influence comes from a charged rod or another magnet.

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Homework Statement


a bar of magnet is hung from a string through its center. A charged
rod is slowly brought up into the positions shown(down)
in what direstion will the magnet tend to rotate?
Suppose the charged rod were replaced by a bar magnet with the north pole on top.

N magnet S

+

<<<< rod

-


Homework Equations


in what direstion will the magnet tend to rotate? Is there a difference between what happens to the hanging magnet in the 2 situations? Explain why you either do or do not think so


The Attempt at a Solution



The positive charge of the rod will repell the magnet and it will rotate clockwise
if the rod were to be replace it will be the same
is it right?
 
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What is the charge of the rod?
 

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