Question

If R₁ and R₂ are respectively the filament resistances of a 200 watt bulb and a 100 watt bulb designed to operate on the same voltage(a) R₁ is two times R₂(b) R₂ is two times R₁(c) R₂ is four times R₁(d) R₁ is four times R₂

Answer 1

ans is 2ohm
3 ohm
4 ohm