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You don't. A light bulb transforms only a fraction of its energy into light, and most of it into heat. For an incandescent bulb about 3% is transformed into light, while for a compact fluorescent (low-energy light) about 15% is transformed into light.

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Is a light bulb a device that transforms electric energy into another form of energy?

Yes, a light bulb transforms electric energy into light energy and heat energy. When electricity flows through the filament in the bulb, it heats up and produces light as a result.


What is an electric component that transforms electric energy into heat and light?

An electric component that transforms electric energy into heat and light is an incandescent light bulb. When electricity flows through the bulb's filament, it heats up and produces both light and heat as a result of its resistance to the electrical current.


Can a bulb light if electricity doesn't get to the bulb?

No, a light bulb will not light up if electricity does not reach it. Electricity is required to flow through the filament in the bulb to generate light. If there is no electrical current, the bulb will not illuminate.


Which was invented first the light bulb or electricity?

electricity because a light bulb needs electricity


Does a light still you electricity if there is no bulb?

No, a light fixture does not consume electricity if there is no bulb in it. The bulb is what generates light when electricity passes through it, so without a bulb, there is no circuit to complete and no electricity is being used.


Why is a light bulb a example of light energy?

A light bulb is an example of light energy because it transforms electrical energy into light energy. When the light bulb is turned on, electrical energy flows through the bulb, causing the filament to heat up and produce light. This process demonstrates the conversion of one form of energy (electricity) into another form (light).


What is the source of energy in a light bulb?

Electricity is the source of energy in a light bulb.


What is energy transforms in a lighted bulb?

Chemical to radiant(light:)


What provides the energy to light a light bulb?

Electricity provides the energy to light a light bulb. When the electricity flows through the filament in the bulb, it generates heat and light.


Where does the electricity go in a light bulb?

Electricity flows through the filament of a light bulb, heating it up and causing it to emit light. The electricity powers the light bulb, allowing it to produce illumination.


A light bulb converts 10 percent of the electrical energy it uses into radiant energy?

The light bulb transforms 10 percent of the electrical energy it consumes into radiant energy in the form of light, while the remaining 90 percent is typically released as heat. This phenomenon is commonly observed in incandescent light bulbs, where the majority of the energy is lost as heat rather than light.


How can a filament in an incandescent light bulb transforms electrical energy?

When electricity flows through the filament in an incandescent light bulb, it encounters resistance, which causes the filament to heat up. This heat generates light and infrared radiation, converting the electrical energy into both light and heat energy.