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Why can you see a red-colored light coming from the heating element of an operating toaster?
Wiki User
∙ 13y ago
because the heating element is made of iron and iron glows red-hot when exposed to substantial heat which is triggered using electricity, and therefore the iron is hot (and therefore you see the red light).
Wiki User
∙ 13y ago
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Do microwaves or xrays have a higher frequency?
Yes and no, but the answer is more complicated. The energy given off by the heating elements of both a toaster and microwave is electromagnetic energy. A microwave oven is a tuned source of radiation, commonly about 2.45 gigahertz with a wavelength of about 5 inches or a dozen centimeters. A toaster oven puts our radiant energy due to heating of the elements and that is a very broad source of electromagnetic energy. In the most common situation of a household toaster, the energy output is significant in the microwave and infrared (roughly millimeter to meter wavelength). Thus, the heating element of a toaster gives off energy that is both higher and lower in frequency than a microwave. The heating process of a toaster has a significant component that involves the temperature of the air which is increased when the internal surfaces of the toaster absorb the electromagnetic energy. The heating process of a toaster may be more or less a consequence of the heating of the air based on the design of the toaster. A bread toaster is different than a toaster oven in this regard. Finally, it is fair to say that the toaster puts out a significant fraction of its energy infrared part of the spectrum and that part of the toaster's output has a higher frequency than the microwave.
What is wasted energy in a toaster?
There is a lot of confusion on all matters relating to heat. The efficiency of a device is usually the fraction of consumed energy which goes into the function of the device. For an engine, this is straight-forward. For a light bulb or a toaster, not so. For light emitting devices, in the wintertime when you are heating your house anyway, the answer is 100%. None of the energy is wasted; it just replaces some use of your electric heater. But what if you have a gas heater? Then the efficiency is relative. In the summertime, this is a much more important question. For a light bulb, you would look at light output (in Lumens) per energy input (in Watts). For a toaster, the answer is *completely* relative, rather than a fraction. The pertinent question is: How much energy does *this* toaster require to toast a piece of bread, compared to another toaster. I have not found much experimentation which answers that, even to compare toasters to toaster ovens. Toaster ovens may turn off during heating, so it's not simply a matter of maximum wattage. In general, the closer the heating element is to the surface of the bread, the higher the 'efficiency' of the toaster. On thin bread, bagel toasters are thus somewhat less efficient than smaller toasters are. Cheap toaster ovens are sometimes accused of making bread 'soggy', which is a result of the bread being heated by the air rather than directly by radiation from the heating elements.
How does an electric iron works?
as per to me the electric iron has got an elementthat becomes red hot when electricity passes through it. As we have seen in an toaster also the heating element becomes hot and the bread is also heated. Just as same iron has got an element which heats up....
What are the energy transformations in a toaster?
First, a toaster uses electrical energy. Then, it uses this electrical energy and the mechanical energy of you pushing on the lever to produce thermal energy, or heat, and sound as the object in the toaster pops up.
Is it likely that wires in a toaster are made of copper?
yes it is likely that the wires in a toaster are made of copper and not silver,because wire is a type of conductor which would help the toaster resume working
What E word denotes a heating coil in a toaster?
element.
How do you top-broil?
You would top-broil in a stoves broiling drawer if it has a flame or electric heating unit above it. You can also use an electric toaster/oven/broiler with a broil setting for an overhead heating element.
Do microwaves or xrays have a higher frequency?
Yes and no, but the answer is more complicated. The energy given off by the heating elements of both a toaster and microwave is electromagnetic energy. A microwave oven is a tuned source of radiation, commonly about 2.45 gigahertz with a wavelength of about 5 inches or a dozen centimeters. A toaster oven puts our radiant energy due to heating of the elements and that is a very broad source of electromagnetic energy. In the most common situation of a household toaster, the energy output is significant in the microwave and infrared (roughly millimeter to meter wavelength). Thus, the heating element of a toaster gives off energy that is both higher and lower in frequency than a microwave. The heating process of a toaster has a significant component that involves the temperature of the air which is increased when the internal surfaces of the toaster absorb the electromagnetic energy. The heating process of a toaster may be more or less a consequence of the heating of the air based on the design of the toaster. A bread toaster is different than a toaster oven in this regard. Finally, it is fair to say that the toaster puts out a significant fraction of its energy infrared part of the spectrum and that part of the toaster's output has a higher frequency than the microwave.
Why are heating elements of toasters made of alloy instead of iron?
1). You want the resistance of the heating element to be somewhat more than the resistance of a pure iron one. 2). When the heating element heats up to glowing, you don't want it to melt and fall to the bottom of the toaster in a blob. So you need a substance with a melting temperature higher than that of pure iron.
Can you put aluminum foil in a toaster oven?
Yes,Because it will not affect the toaster's heating system.
What element is combined with nickel to form the stuff used in toasters?
Presumably you're using the word "stuff" to refer to the heating element.... Toaster heating elements generally have wires made of a metal called "Nichrome", which as its name suggests is an alloy of nickel and chromium. Occasionally the alloy will contain some iron as well.
How do you make a science project that is short circuit?
Technically speaking, any electric type heater, or even a toaster is a direct short to ground. The "heating element" is the result of a short to ground.
What element is found in a toaster?
Iron, nickel and Mica are the commonly used minerals to make up a toaster. Iron is in the steel grilling apparatus, Nickel is for the heating, and Mica is for the cord insulation and plug.
What technological advances has the toaster made over the years?
the heating has increased by tons
What elements is in heating elements in toaster?
Nichrome but nichrome is made out of nickel and chromium
What are the things that heat up your toast in the toaster called?
They are called heating elements.
Why did Honda stop making the Element Toaster edition?
I don't know, but the Honda Toaster was the only one to be planned to replace the Honda Element, but not much people got those.
