THE 2-MINUTE RULE FOR TYPES OF ELECTRICAL PLUGS UK

No, You can't make use of a Type B plug with a Type A socket. It is because Type B plugs have 3 pins and Type A sockets have only sockets for 2 pins.What exactly is your concern? X is at 120V, Y is at 120V at the alternative phase from X. In contrast to European 240V circuits which have a single live at 240V and also a neutral.Tester101Tester101 13