What causes the magnetic field of the earth? What is different about the magnetic poles of a common refrigerator magnet and the common bar magnet? How does the magnet attract something that is originally non magnetic? The south pole of a permanent magnet is attracted to a north...
1英语翻译The Earth’s magnetic north pole is actually like the south pole of a magnet,and vice versa.译文:地球的磁北极实际上就相当于磁铁的南极,反之亦然.我认为地球的磁北极就是地球磁场的北极.换句话说,如果地球是一块磁铁,磁北极就应该是这块磁铁的北极.但为什么文章说“磁北极实际上就相当于磁铁的...
Every magnet has a north pole and a south pole. Have you ever played with trains that have magnets? Sometimes, you try to put two train cars together, but push away from each other. Then you turn one of the cars around.The two cars attract each other rapidly. When the train cars ...
doi:DE19951762 A1NASHIKI MASAYUKIDEDE19951762A1 * 1999年10月27日 2000年5月31日 Okuma Machinery Works Ltd Permanent magnet type synchronous motor has north and south pole permanent magnets in core portion of rotor made of soft magnetic material...
OFF by applyingsouth and northmagnetic field perpendicularly to the package top side-- typically the case with rotary applications using "on-shaft" multi-polesringmagnet. digikey.com.mx digikey.com.mx 由于具有闩锁磁性机制,因此可通过应用与封装顶面垂直的南北磁场来开启和关闭开漏输出,通常适合于使用“...
(A) Draw the magnetic lines of force due to the bar magnet by using a magnetic compass (B) locate the north the south poles of a bar magnet by using a magnetic compass (C) placea bar magnet on the white paper such that the south pole of the bar magnet point towards geographic north...
The rotation of Earth around its North-South axis defines the cardinal directions, namely North, South, East and West. These directional marks have considerable significance in geography and specifically North direction is important for orientation and navigation referencing. The North Pole, also known...
2.(Astronomy)astronomyAlso called:north celestial polethe point of intersection of the earth's extended axis and the northern half of the celestial sphere, lying about 1° from Polaris 3.(General Physics) (usually not capitals) the pole of a freely suspended magnet, which is attracted to the...
Minnesota is in the north of the USA. The up or positive direction. Stock prices are heading back towards the north. (physics) The positive or north pole of a magnet, which seeks the magnetic pole near Earth's geographic North Pole (which, for its magnetic properties, is a south pole)...
It is called the north pole of the magnet, which is usually marked N.这就叫磁体的北极,通常用N表示。 Living at the North Pole soon conditioned the explorers to cold weather.在北极的生活使探险家很快就适应寒冷的天气。 The earth's axis is the line between the North and South Poles.地轴是南...