AC is when the electrons flow in two directions, from the positive to the negative terminal and from the negative to the positive terminal, 'alternating' between the two directions. A lot of people think of electron flow as electrons moving along a wire freely like cars go down a highway.
To check the status of protected mode, choose File > Properties > Advanced > Protected Mode. Protected mode is enabled by default. To specify the settings, do the following: Choose Edit > Preferences. In the Categories list on the left, select Security (Enhanced). In the Sandbox Protections section, select or deselect Enable Protected Mode At Startup. Enable Create Protected Mode Log File to record events. The changes take effect the next time you start the application.
Open Internet Explorer 7. From the Internet Explorer 7 command bar, choose Tools and then Internet Options. In the Internet Options window, click on the Security tab. Below the Security level for this zone area, and directly above the Custom level... and Default level buttons, uncheck the Enable Protected Mode checkbox.ote: Disabling Protected Mode requires a restart of Internet Explorer 7, as you may have seen next to the checkbox in this step. Click OK on the Internet Options window. If you're prompted with a Warning! dialog box, advising that The current security settings will put your computer at risk. , click the OK button.