Answer
b) 2500°C is the correct answer.
Which of the following is the most likely temperature of the filament of an electric light bulb when it is working on the normal 220V supply line? a) 500°C b) 1500°C c) 2500°C d) 4500°C
Which of the following is the most likely temperature of the filament of an electric light bulb when it is working on the normal 220V supply line? a) 500°C b) 1500°C c) 2500°C d) 4500°C