So this is one of the magnetic poles and this is the other magnetic pole.
这是另一个磁极，一个磁极和。
One of you asked this question. “Does a magnetic compass point to the North Pole?”
前段时间有观众向我们提问：“罗盘的指针真的指向北极吗？”
The North Pole has a strong magnetic force.
北极具有强大的磁力。
It magnetic North Pole is moving.
磁北极正在移动。
This means that the magnetic North Pole changes place with the magnetic South Pole.
这意味着磁北极的变化与南极磁场发生。
The needle of a magnetic compass points to the magnetic North Pole.
磁性罗盘上的指针指向北方磁极。
There is a force field around the arbitrary magnetic pole.
在任一个磁极的周围有一个力场。
And Why can't we find an isolated magnetic north or South Pole?
为什么我们找不到单独存在的南磁极或北磁极的磁极呢？
The action of the negative pole of a magnetic needle is just as real as the action of the positive pole .
这个效应表明，有一种垂直于圈平面的力作用在磁极上。
The action of the negative pole of a magnetic needle is just as real as the action of the positive pole.
一根磁针的磁极作用，无论正负都是一样的真实。
The magnetic field strength1cm from a unit magnetic pole.
距单位磁极厘米处的磁场强度。
One of you asked this question. "Does a magnetic compass point to the North Pole?"
前段时间有观众向我们提问：“罗盘的指针真的指向北极吗？”
One of you asked this question. "Does a magnetic compass point to the North Pole?"
前段时间有观众向我们提问：“罗盘的指针真的指向北极吗？”
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