OCR Text |
Show j RADIO PRIMER 4 V m vGsm rc iMii ctios this means temporarily magnetising; a pien-pf pien-pf soft iron placed In a magnetic field !f a piece of soft iron be placed In the field of another magnet, you will find that magnetism will br Induced In the Icon Magnetism can be Induced in the Iron whether the Iron is In direct contact con-tact with tho Inducing magnet or hv,'htl separated But when the Inducing In-ducing magnet ha.s been removed, the magnetism In the iron will practically disappear. on- Panama canal zone Is 430 square miles in area. |