Lighting

A:

People need exposure to light because sunlight provides ultraviolet B (UBV) rays that help the body produce vitamin D. Vitamin D helps balance the calcium that the body needs in order to maintain healthy bones and teeth. The amount of sun exposure a person needs depends on the climate.

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  • At what height do you put a chandelier over a bed?

    Q: At what height do you put a chandelier over a bed?

    A: When hanging a chandelier over a bed, the bottom of the chandelier should be approximately 7 feet from the floor, according to SFGate. This height can be achieved by shortening the chain on the chandelier.
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  • Can LED lights be dimmed?

    Q: Can LED lights be dimmed?

    A: According to Lutron Electronics, not all LED lights can be dimmed. The packaging must be labeled as "dimmable" and an LED-specific dimmer switch must be used.
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  • How do you install a chandelier?

    Q: How do you install a chandelier?

    A: To install a chandelier, insert a fan brace into the ceiling, attach the chandelier to it and connect the chandelier to the nearest wiring box. The required supplies are a chandelier, a fan brace, a ladder, insulated gloves, a flat screwdriver, twist-on wire connecting caps, a small pry bar and a wrench. This procedure usually takes about 90 minutes.
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  • Why do your light bulbs keep blowing?

    Q: Why do your light bulbs keep blowing?

    A: When light bulbs blow out repeatedly on a light fixture, the cause is either too much electricity or faulty wiring. There are solutions to each problem.
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  • How can you remove a stuck light bulb?

    Q: How can you remove a stuck light bulb?

    A: Remove a stuck light bulb using a piece of duct tape, a bar of soap or a potato. The likelihood of the bulb breaking is high so gloves and eye protection should be worn while trying to loosen a stuck bulb.
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  • What are some facts about incandescent light bulbs?

    Q: What are some facts about incandescent light bulbs?

    A: Although it is commonly believed that Thomas Alva Edison invented the incandescent light bulb, he actually just improved on light bulbs detailed in a 1875 patent he bought from two other inventors, Henry Woodward and Matthew Evans.
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  • How low should pendant lights hang?

    Q: How low should pendant lights hang?

    A: For a standard 8-foot ceiling, a pendant light typically hangs 12-20 inches below, which is 84 to 76 inches above the floor. For every additional foot of ceiling height, the pendant-light drop length increases by 3 inches, according to Better Homes and Gardens.
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  • What is the importance of light in our life?

    Q: What is the importance of light in our life?

    A: People need exposure to light because sunlight provides ultraviolet B (UBV) rays that help the body produce vitamin D. Vitamin D helps balance the calcium that the body needs in order to maintain healthy bones and teeth. The amount of sun exposure a person needs depends on the climate.
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  • How bright is an LED?

    Q: How bright is an LED?

    A: LEDs (light emitting diodes) are brighter than incandescent or halogen bulbs of the same wattage, but LED bulbs are not available in high wattages. Some of the brightest LED flood lamps use 11-12 watts and emit light comparable to a 50-watt incandescent bulb.
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  • How do you wire a security light?

    Q: How do you wire a security light?

    A: To wire a security light, turn the current off, assemble the light, and make the proper wire connections. Always use the utmost level of caution when dealing with electricity, and do not hesitate to contact a professional electrician for help.
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  • What is good fluorescent lighting for the kitchen?

    Q: What is good fluorescent lighting for the kitchen?

    A: Good fluorescent lighting for the kitchen is fitted with electronic control gear that helps eliminate the buzzing and flicking of bulbs. It has a powerful light output that makes a kitchen more attractive and well-illuminated. It is more energy-efficient than other lamp sources.
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  • Q: Why is a light bulb non-ohmic?

    A: A light bulb is non-ohmic because it does not obey Ohm’s law. According to Ohm's law, "The ratio of potential difference to the current flowing through a conductor is constant, providing all other influences such as temperature are kept constant."
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  • Q: How do you paint a fabric lampshade?

    A: In order to paint a fabric lampshade, apply spray paint, fabric paint or acrylic paint to the lampshade with the spray can or a foam brush. For a more graphic design, use a stencil or strips of tape to create interesting designs.
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  • Q: What is the difference between a 60-watt lamp and a 40-watt lamp?

    A: The major difference between an incandescent 40-watt light bulb and a 60-watt light bulb is power or light output. A 60-watt light bulb emits or puts out more light than a 40-watt light bulb. Light output or power is measured over a period of time in watts. Light bulbs with a higher wattage produce more light; hence, a 60-watt bulb is brighter than a 40-watt bulb.
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  • Q: How do you hang a light fixture with a chain?

    A: To install a fixture with a chain, turn off the power, remove the existing light fixture, pre-assemble the new fixture and connect the wires from the new fixture to those in the ceiling box. Chandelier chains typically adjust to different lengths to meet different requirements.
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  • What are the best lighted makeup mirrors?

    Q: What are the best lighted makeup mirrors?

    A: Some of the best available lighted make-up mirrors include Con-air Vine LED and Sephora Collection LED makeup mirror, according to XOVAIN. Each mirror uses LED lighting, which allows the its users to shine bright lights directly on their faces without accidentally blinding themselves.
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  • Q: How do you get a neon sign repaired?

    A: Neon sign repair is available from specialty shops such as Sign Stop, Ace Neon Factory and Neon Works. Prices for repairs for neon signage vary widely by the type and size of the sign.
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  • Q: Are Himalayan Salt Lamps considered a scam?

    A: Himalayan Salt Lamps marketed as implements that will help improve sleep, cure migraines and boost immune system response may be scams, as there is no scientific evidence to support such claims, notes Columbia University Medical Center. The health claims are based on the premise that the lamps, which are made from actual salt crystal formations, emit negative ions when the bulb or candle heats up the moisture in the salt.
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  • Q: What are some features of the OttLite Visionsaver Plus?

    A: The OttLite Vision Saver Plus Desk Organizer Lamp has a flexible neck that allows users to adjust the head of the lamp up and down, and to various angles for customizable positioning. The lamp provides an HD tube that is energy efficient and lasts up to 10,000 hours. The base of the lamp has places for pens and a tray for paper clips, binder clips, staples and other desk supplies.
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  • Q: How do you make letters with LED lights?

    A: To make letters with LED lights, purchase string lights and arrange them in the shape of letters by wrapping them around fixtures or affixing them in place with nails and other brackets. Users can also purchase ready-made LED letters to arrange into words themselves.
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  • Q: How do you paint a red lamp shade with white to make it pink?

    A: Painting a red lamp shade pink by using white paint alone can prove difficult depending on the shade of red. It may be best to spray paint the shade white, and then buy or create a pink paint. Then, paint over the white to get a solid, clean color.
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