Physics for IGCSE & O level - Electricity (Section 10 - No. 11)
Which of these is a safety measure for a UK plug?
A fuse
Double insulation
A three-pin design
Using a diode
คำอธิบาย
UK plugs commonly incorporate a fuse and a three-pin design for safety, including an earth wire. Double insulation is a safety feature, but not the plug itself.