Question:
There are four types of materials Type 1 High retentivity
Last updated: 6/10/2023
There are four types of materials Type 1 High retentivity and high coercivity Type 2 High retentivity and low coercivity Type 3 Low retentivity and high coercivity Type 4 Low retentivity and low coercivity Then which type of materials are suitable for permanent magnet and electromagnet respectively O Type 1 and type 2 O Type 3 and type 4 O Type 2 and type 3 O Type 4 and type 1 2 F