Q:

How much heat does a light bulb put out?

A:

Quick Answer

A 50-watt incandescent light bulb, the most common type of light bulb found in most households, converts 50 joules of electricity into heat and light every second. Of this, 98 percent is converted to heat and 2 percent to light.

Know More

Full Answer

Similarly, a 100-watt light bulb converts 100 joules of electrical energy to heat and light every second, with 98 percent of that converted to heat and the remaining 2 percent to light. The average incandescent light bulb is hot to the touch shortly after it is activated as a result of its tendency to generate a disproportionate amount of heat versus light.

Learn more about Lighting
Sources:

Related Questions

  • Q:

    What is a c-type light bulb?

    A:

    C-shaped light bulbs are designed to resemble candle flames. These bulbs are most often used for decorative purposes such as enhancing a chandelier. These bulbs are also commonly found in restaurants, bathrooms and hotels.

    Full Answer >
    Filed Under:
  • Q:

    What is a mogul base light bulb?

    A:

    A mogul base light bulb is a light bulb that has a larger screw base than a standard screw base bulb. The screw base of a mogul bulb is 39 millimeters across, while the base for a standard bulb is 26 millimeters across.

    Full Answer >
    Filed Under:
  • Q:

    How does an incandescent light bulb work?

    A:

    According to Union College, an incandescent light bulb operates by acting as the load in an electric circuit. The glass bulb contains a wire which heats up with electrical current, and the heat causes the wire to glow white-hot and emit visible light.

    Full Answer >
    Filed Under:
  • Q:

    What does an A-series light bulb look like?

    A:

    An A-series light bulb has a tubular base with a round top, according to eBay. This standard-shaped light bulb, provides incandescent light and is used largely in household ceiling lights and lamps.

    Full Answer >
    Filed Under:

Explore