Home » English riddles » General Subjects » Electrical riddle no. 8 – Lamp glow » Reply To: Electrical riddle no. 8 – Lamp glow Reply To: Electrical riddle no. 8 – Lamp glow 2021-08-03 at 11:08 am #1274 Bill i have done this before and the 100 watt bulb will burn out with 240 v breaking the circuit befor burning out the 60 watt