Physics Tuition Notes , Resources, Explanation : Chapter 20 - Magnetism — Physics Tuition Centre, O Level, A Level and Integrated Programme(IP)
![A permanent magnet can be demagnetised by using asolenoid and switching the current on then off.Which diagram shows the most effective method ofproducing demagnetisation?(a)(b)Magnet Magnet withdrawnleft in place before switching off(C(d)Magnet Magnet A permanent magnet can be demagnetised by using asolenoid and switching the current on then off.Which diagram shows the most effective method ofproducing demagnetisation?(a)(b)Magnet Magnet withdrawnleft in place before switching off(C(d)Magnet Magnet](https://wb-qb-sg-oss.bytededu.com/merge/ca2ccde379a0bd453646e156472d513e.jpg)
A permanent magnet can be demagnetised by using asolenoid and switching the current on then off.Which diagram shows the most effective method ofproducing demagnetisation?(a)(b)Magnet Magnet withdrawnleft in place before switching off(C(d)Magnet Magnet
![Outline and Lineup of Demagnetizer(Alternating-current (AC)、Capacitor、Inverter、Direct-current (DC) inversion)|Nihon Denji Sokki Co., Ltd. Outline and Lineup of Demagnetizer(Alternating-current (AC)、Capacitor、Inverter、Direct-current (DC) inversion)|Nihon Denji Sokki Co., Ltd.](https://www.j-ndk.co.jp/en/product/img/index_datsuji/img_02.jpg)
Outline and Lineup of Demagnetizer(Alternating-current (AC)、Capacitor、Inverter、Direct-current (DC) inversion)|Nihon Denji Sokki Co., Ltd.
![Procedure used to image the demagnetised configuration. Magnetic force... | Download Scientific Diagram Procedure used to image the demagnetised configuration. Magnetic force... | Download Scientific Diagram](https://www.researchgate.net/publication/337291005/figure/fig4/AS:959993247436800@1605891634490/Procedure-used-to-image-the-demagnetised-configuration-Magnetic-force-microscopy-MFM_Q640.jpg)