The diagram on the left shows the field created by that one magnet. The diagram in the middle shows what happens when you place an iron plate near that magnet. The field on the other side of the plate is almost nil.
Guest Account - Turn On or Off in Windows 8. A guest account is a local account for users who don't have a permanent account on your PC or domain. It allows people (guest) to use your PC without having access to your personal files. Users signed in to the guest account can't install apps, install hardware, and change PC settings. This tutorial will show you various options for how to turn on or off the guest account in Windows 8, Windows RT, Windows 8.1, and Windows RT 8.1.
1 Click OK. 2  Double-click Accounts: Rename guest account. 3  Click to select the Define this policy setting check box, and then type the new name that you want to use for the guest account. 4  Click OK, and then quit the Group Policy Object Editor snap-in. Click the Group Policy tab, and then click New. 2  Type the name that you want to use for this policy. 3  For example, type Rename Administrator and Guest accounts, and then press ENTER.