Question

what percentage of energy in conventional incandescent bulbs is converted to heat instead of light? 100% 95% 1%

Explanation:

Conventional incandescent bulbs work by heating a filament until it glows. Scientifically, about 95% of the energy they consume is converted to heat, while only around 5% is converted to light. So the correct option is the one with 95%.

Answer:

95% (the option with "95%")