Artificial lighting has become standard in the homes and companies of most countries. It is used for concert effects, growing food, and reading a book in bed at night.
Artificial lighting has become standard in the homes and companies of most countries. It is used for concert effects, growing food, and reading a book in bed at night.
Incandescent light bulbs (those with a filament inside them) use a tungsten wire inside a glass envelope. Tungsten is used because it has a very high melting point so it can glow brightly without melting. The gas inside the glass envelope is used to prevent burning and so extend the life of the filament. A different answer A fluorescent lamp is a gas-discharge lamp that uses electricity to excite mercury vapor in argon or neon… Read More
Turn on one light bulb, leave it there for a long time. Then turn on another. Leave the last one off. Then go up. The first one you turned on will feel hot. The second one will feel warm. The last will be cold.
it gives us light
Computer screens don't use light bulbs. Power consumption of the system may be similar, though. In watts, an LCD would be about 15-20. 110 volts divided by 2.5 amps would 44 watts for a CRT.
Just one, but it requires someone with a modicum of intelligence to remove the old one and replace it. :)
The bulb works under AC
A compact fluorescent lamp (CFL), also called compact fluorescent light, energy-saving light, and compact fluorescent tube, is a fluorescent lamp designed to replace an incandescent lamp; some types fit into light fixtures formerly used for incandescent lamps. The lamps use a tube which is curved or folded to fit into the space of an incandescent bulb, and a compact electronic ballast in the base of the lamp.
Seventeen and a half. A. Purple. (Or fish.) A. Three. Two to fill the bathtub with clocks, and one to set the giraffe on fire....
Most cars use 12v electrical systems, with 6v normally only used for smaller motorcycles. However, older vehicles can use more variable system voltages. Due to this rarity, LED bulbs in car fittings designed for 6 volt systems are very rare, although traditional filament bulbs are more common.
Any inert gas, such as helium, argon or xenon
Fluorescent lighting is cooler and far more energy-efficient than incandescent lighting.
Since the bulbs are in series, each one will have 40 volts across it instead of the 120 volts it was designed for. The bulbs will glow very dimly or not at all.
Nobody invented it in 1878. Thomas Edison invented the light bulb in 1879.
The current flow is identical.
In any fluorescent tubes that are minute amounts of the element mercury.
First try turning the light switch knob and see if your lights don't come back on. If that fails there are several small plastic pieces that are a half twist screwed in to the circuit board. They are about half an inch round pieces with a small bridge on them to allow you to get a grip on them. Once you remove the instrument cluster you will see them.
The answer is simple: because it is the cheaper. Argon naturally makes up 0.9% of our atmosphere, while other inert gasses such as Neon, Helium, or Xenon only make up the remaining 0.1% of the atmosphere. Therefore, nine times more argon can be extracted per gallon of air than other inert gasses, which dramatically reduces the price to $0.23 per cubic meter. Neon, on the other hand, costs approximately $2,222 per cubic meter. And since… Read More
Thomas alva edison
No, there is not, just be aware if you have lots of exposed wires near the top of the ladder, where you are working, be sure the ladder has rubber feet at the top. Most of the time, no, no there is not.
To the extent it's possible for me to make any sense out of your question.... The answer is "no." I'm still not sure quite what you were trying to ask, but I'm pretty sure "no" is the right answer.
If lights are in a single series circuit, then if one thing is wrong with a single light (maybe its a little loose) then they all go out because a series cir cut will only give a straight path for the electricity to go, and if it gets tampered with it does not work.
its simple differences are stated below.... incandescent fluroscent 1.more loss of energy in the form of heat 1.heat energy is not wasted 2.starters n chokes are not required 2. starters and chokes are required 3.not brighter accompanying the heat 3. much brighter
Yes, non energy efficient bulbs like the incandescents waste around 90% of there energy in the form of heat. LEDs and CFLs don't even come close.
If you cannot find them locally, they are easily available on line. Many aquarium and plant type stores will have them.
They are called halogen light bulbs
This is my question and I want to know the answer so I don't know why the thing is askin me to answer my question shouldn't someone else answer It their smart right
No... the order won't matter. Since the bulbs are hooked up in series, the total resistance across the circuit, regardless of the order, will remain the same. Therefore, the lights will have the same intensity regardless of the order. Also, by Kirchoff's Current Law, the signed sum of the currents entering a node is equal to zero. As a consequence, in a series circuit, the current at every point in that circuit is the same.
For a material to be 'ohmic' or 'linear', it must obey Ohm's Law. For Ohm's Law to apply, the ratio of voltage to resistance must be constant for variations in voltage. An incandescent lamp's filament is manufactured from tungsten, which is 'non-ohmic' or 'non-linear' because the ratio of voltage to current changes for variations in voltage. In fact, MOST conductors and electrical devices (such as diodes) are non-ohmic. If you were to conduct an experiment… Read More
The light bulb help our country because without the light bulb our country wouldn't see anything. We would have to use solar energy.
their are 8 parts to the light bulb
some did and some didn't.
You save about 80% of the energy by using fluorescent, as compared to incandescent.
Regular light bulbs use a filament and LED is a "light emiting diode" and are much more effecient and cooler to the touch
I belive you make a redstone torch (like a normal torch, but with redstone instead of coal) and surround it with glass. The game is forever changing, so they may have come up with a new recipe, but this is the one I use. Tip: If you are low on wood, get some bamboo and use that instead!
The actual protective cover is either made of plastic or glass. The part that is screwed into a socket is aluminum, and the filament wire is made of carbon.
The amount of energy used is the greatest difference and what causes that difference is the way the light is generated. The "swirly" light bulb is using florescent technology to make light which is more efficient than the incandescent method used in standard light bulbs.
Although one of the lightbulbs can no longer produce light, the circut is still active, thus the other lightbulb can be emitting light too
It's because it need only 20% of the electrical power to produce as much light, therefore less energy is wasted.
Read the package on the bulb. Look for the LUMENS then the WATTS. Dividing the LUMENS by WATTS will give you the LUMENS per WATT of the bulb. Then compare this value with all the other kinds of bulbs, both the incandescent and the halogen types. Also consider the time the bulb will spend 'on' - short cycles will reduce the life expectancy of fluorescent lights considerably. Finally consider that fluorescent lights contain mercury which… Read More
A Light bulb lights in a complete circuit because then the electricity from the battery can travel round the wire that has no breaks. BUT the switch has to be close. Z
it is chemical property
It is like an extension cord for under cabinet lighting. Some lighting packages come with interconnecting cords that are too short for the cabinet layout to make placement look symmetrical. These cords can extend the range between the fixtures for placement of the fixtures where you want them to go, not where the manufactures length allows them to go. Make sure that you match the linking cord to the same manufacturer as the fixture so… Read More
I would say no. My reasoning is that if incandescent bulbs have as much or more mercury than fluorescent bulbs, the fluorescent industry would be debunking all the reports of a mercury problem. Incandescent lights do not need or use mercury to operate, so there is none in them. Fluorescent lights cannot be made at all without mercury, as it is the glow of mercury ions that produces the UV light inside the fluorescent bulb… Read More
so the light is not as bright
They both produce light, they run on electricity, they're made out of glass and they contain argon under low pressure. Fluorescent lights are better because they last longer and are more energy efficient! :) -kelly.t (:
Dark ;) hahaha.
It actually depends on the type of LED light bulb or brand. Overall, you can get a lot of savings with LED light bulbs.
Filaments in light bulbs are generally made of Tungsten (W).
This is very bright for indoor lighting, the equivalent of about 350 watts of incandescent lighting, or a 65-watt and 42-watt CFL pair (4200 and 2700 lumens respectively).
a. side lighting
Incandescent bulbs can use Argon or Krypton, which are inert. These gasses help slow down the decay of the tungsten filament. Halogen bulbs use a halogen (column 17 element) such as iodine to react with the hot tungsten atoms and allow the filament last longer. Neon lights use neon gas. Xenon gas is used in strobe lights. These are also inert gasses. Fluorescent bulbs typically use mercury vapor.
you can use a plastic cover to cover a light bulb........if you want to cover a white light bulb,you can put a colored sheet or plastic.
Compact fluorescent lamps or CFL grow light bulbs can be used for growing indoor plants. A CFL grow light is of great help to growing plants because it provides the color spectrum which a plant needs to flourish. Using CFL grow light bulbs, however, has its pros and cons. Advantages of CFL Grow Light Bulbs: CFL grow light bulbs are cost efficient. These bulbs are cheap and easy to find. A 60-watt bulb only costs… Read More
No. In a parallel circuit, the resistance gets cut in half, so logically the bulbs would do the opposite and get brighter.
Mercury and Phosphorous.
Depends on the ballast most of the newer electronic ones work on a wide range of lamps and input voltages and one or two lamps
10-11 lumens per watt for incandescent bulbs 13-14 lumens per watt for halogen 50-60 lumens per watt for fluorescent
Yes, ordinary light bulbs are rated in terms of luminosity (which is generally understood as a measurement of brightness) AND voltage AND current. And physical size AND type of base (screw in, bayonet and which size?).There are many parameters that a light bulb can be rated by.
They will continue to do what they were doing before the light bulb broke. If they were lit they will stay lit. If they were off they will stay off. This question could be improved by specifying that "the other light bulbs" are in that same circuit in which the broken light bulb was connected. Also, if the light bulb is broken in an inert atmosphere, it may well continue to burn.
This incandescent filament emit light.
The voltage can be any voltage that you like or what is available. It is the specifications of the light fixture that defines whether it is suitable to be used in a confined space. One has to know what the environment is in the confined space before a light fixture can be chosen. The environmental conditions can be any one of a number of conditions including explosive gases. With explosive gases present, the wiring and… Read More
electromagnetic radiation In incandescent bulbs this is distributed as roughly 90% infrared, 9% visible light, 1% ultraviolet.
connect the bulb to electricity
The light switch has gone bad and will have to be replaced. Unless you are qualified to safely replace it, call an electrician.
Air - the kind we breathe - contains oxygen. oxygen can sustain combustion. A filament heated to glowing in an oxygen atmosphere would burn up. Argon - and some other noble gases - don't sustain combustion, so won't make the glowing filament burn.
In this type of situation, where there is more than one lighting circuit, a lighting contactor would be used. These types of contactors can be obtained in four and five pole configurations. Make sure that the contactor is rated for lighting loads and not motor loads. A normal switch, single pole single throw, would be used to switch the contactors on and off. A single switch could then be used to control as many contactors… Read More
Consider a visit to the local electrical outlets and DIY suppliers - These carry a vast range of lamps along with help and support in purchasing. They also allow for you to see these laps in action before making the final purchase choice
The main purpose of outdoor lighting is to lit up the courtyard or terraces of your home. These lights are good for creating a relaxing atmosphere around your home. To many they seem to be a mood improver. You get innumerable designs in the market; more so online. Please check at the options available online on the same.
The tungsten wire in a light bulb is a resistance wire. It is the current flow through the wire that causes it to glow. The larger the diameter of a wire the less the resistance becomes in that wire. Assuming the lengths of the filaments are identical, the results of the lower resistance in the bulb, the lamp would become brighter when a current was passed through it.
No, sounds like a piece of burned out filament moving around. Does it light up?
Significantly oversimplifying things, it turned night to day and made possible 24 hour a day activity.
Electricity has to pass through the filament which, when it gets hot enough from resistance to the current, begins to glow and give off light.
You could but it would be extremely bright! An incandescent lamp of 60 watt is about 800 lumens And so a 10 watt LED lamp should be plenty big enough. If you want as much light as possible instead of energy saving then you can fit bigger wattage LED lamps. Also, because they run a lot cooler, you can often exceed the maximum (Incandescent) rating for the fitting.
This is different depending on the type of bulb. Most bulbs copper or kovar (or other alloy with thermal expansion rate matching that of glass) wires are used for connections. tungsten wire is used in incandescent bulbs for the filament mercury liquid (which evaporates to form mercury vapor) is used in fluorescent bulbs and tubes as well as mercury vapor streetlight bulbs sodium vapor is used in both high pressure sodium and low pressure sodium… Read More
Entirely an issue of packaging and intended purpose. Remember the actual LED inside these packages is a tiny chip of semiconductor material (often too small to see without magnification), usually all roughly the same size and the "LED" that you see may be anywhere from one to many millions of these tiny chips packaged together. The exception to this is the OLEDs, where the organic semiconductor material that the LED is made of can often… Read More
The first lights were campfires and torches, which were invented by our prehuman ancestors hundreds of thousands of years ago.
A fluorescent lamp contain mercury so the identities of spectrum are normal.
LEDs are the most energy-efficient lights as of 2016.
People could not work at night, or in places with no lights (underground mines, tunnels). Our lives would come to a stop at dark. In winter months, our days would be very short, but longer in summer. It would be very hard for ships and airplanes to navigate with no beacons or light houses. Doctors and dentists would have to use mirrors to examine their patients. Now, if you still had oil lamps and lanterns… Read More
A T-10 lamp represents a tubular lamp like a fluorescent tube. These types of tubes are measures in 1/8 ths of an inch. So a T- 8 would be 1 inch in diameter. A T-10 would be 10/8 ths of an inch or 1 1/4 inches in diameter.
Transparent so light comes through, non porous to hold a vacuum, resists high heat levels, not an electrical conductor, and cheap enough that you can afford to buy a light bulb.
Tungsten is used because it has a high melting point and maintains a high strength at high temperatures - like those required to make it hot enough to give off light as a filament in an electric bulb.
He knew that others had created lightbulbs, but theirs had been expensive and/or impractical, he decided to create an inexpensive and practical lightbulb as well as the infrastructure needed to support it (e.g. electric generation stations, power lines, electric meters to measure customer usage) that nobody else had built and without which nobody would buy his lightbulbs. This was a massive effort (far beyond that of creating the bulbs themselves) requiring large financial investments and… Read More
They are not. Low E bulbs are low ENERGY, not low efficiency. They are actually highly efficient.
Force of water flow is used to rotate the turbines to which the generators are connected to.
About 1.2 pounds.
That can vary A LOT, depending on the specific technology used (the type of light bulb), and the brand.
That is any source of artificial light (not a naturally occurring light) oil lamps gas lamps campfires electric lamps candles etc.
Any other light bulbs on the parallel circuit will remain lit. On a serial circuit all light bulbs will go out, as removing the bulb has opened the circuit.
False. Low heat light bulbs can produce the same amount of light, and also save on energy.
Well, yes if you really have no other choice. However it will be so dim and red-orange in color as to be almost useless. It will be operating at about 1/4 of its rated power at that reduced voltage.