Physics
20.03.2020 17:25
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A rod of length L and electrical resistance R moves through a constant uniform magnetic

A rod of length L and electrical resistance R moves through a constant uniform magnetic field ; both the magnetic field and the direction of motion are parallel to the rod. The force that must be applied by a person to keep the rod moving with constant velocity is:
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ninatello081017
ninatello081017
5,0(71 marks)

don't know what class are you you are using which mobile or laptop

ekautz9675
ekautz9675
5,0(24 marks)
D) The magnets will repel each other.
This is because the magnets have magnetic flux lines; which start at the north pole and end at the south pole. If you have 2 like poles together they push each other away to try and reach a south pole.ย 

Look at the diagram to help

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