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Because in superconductor wire, the wire used is gold as it has a low resistance and a high current value, and gold is not found in al huge abundant due to which it is expensive.

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Why are superconductors not commonly used?

Superconductors are not commonly used because they require extremely low temperatures to function, which makes them expensive and difficult to maintain. Additionally, superconductors can only carry limited amounts of current before they lose their superconducting properties. This limits their practical applications in everyday technologies.


What is the difference between superconductors and normal conductors?

Normal conductors have resistance which restricts the flow of electricity and wastes some of the energy as heat. The resistance increases with the length of the conductor. Superconductors have close to zero or zero resistance and a few other properties, but the resistance is the most important one because it means electricity can flow more efficiently through it. The drawback is that all the superconductors we know of today have to be cooled down to EXTREMELY low temperatures to achieve superconductivity.


Why do superconductors float?

Superconductors float due to the Meissner effect, which causes them to repel magnetic fields, allowing them to levitate above a magnet.


Is superconductors exhibit perfect diamagnetism?

Yes, superconductors exhibit perfect diamagnetism, meaning they expel magnetic fields completely when in their superconducting state. This is known as the Meissner effect.


Which has the lowest resistance semiconductors superconductors insulator conductor?

Superconductors have the lowest resistance of all materials, with resistance dropping to zero when they are cooled below a certain critical temperature. Conductors have lower resistance than semiconductors and insulators, which have significantly higher resistance and do not conduct electricity as effectively.

Related Questions

Why are scientists trying to make superconductors that can work at warmer temperatures?

Because refrigerating superconductors to the cryogenic temperatures needed by current ones is expensive, severely limiting the applications they are used in.Metallic superconductors need cooling to the temperature of liquid helium.Copper oxide ceramic superconductors need cooling to the temperature of liquid nitrogen.Room temperature superconductors, if they exist, would need little or no cooling.


What is a drawback to using superconductors?

They are usually quite expensive and require very low operating temperatures.


Why are superconductors not commonly used?

Superconductors are not commonly used because they require extremely low temperatures to function, which makes them expensive and difficult to maintain. Additionally, superconductors can only carry limited amounts of current before they lose their superconducting properties. This limits their practical applications in everyday technologies.


Can you write a sentence using the word uncommon?

You just did but, " It is very uncommon that he didnt go to work today."


Why superconductors are not used often in everyday activities?

Because at present all superconductors must be super-cooled in a coolant such as liquid nitrogen to become superconductors.


What are most modern high temperature superconductors made of?

Resistance decreases with the decrease of temperature. Superconductors are made by lowering the temperature.


Are teepees still used today?

Yes teepees are still used today by uncommon are unknown idians.


How expensive is silk cloth today?

Very expensive, like super expensive


What is the definition of low temperature supercoductors?

In a way, all currently existing superconductors are "low-temperature", but some more so than others. The traditional superconductors work up to about 20 K (or minus 253 Centigrade); more recent "high-temperature superconductors" work up to 100 K or so. 100 K is still minus 173 Centigrade, but it is much "hotter" than the traditional superconductors. The new "high-temperature" superconductors apparently work different than the old-fashioned ones; at least, the theory that explains the traditional superconductors fails to explain how the new superconductors work.


What is the difference between superconductors and normal conductors?

Normal conductors have resistance which restricts the flow of electricity and wastes some of the energy as heat. The resistance increases with the length of the conductor. Superconductors have close to zero or zero resistance and a few other properties, but the resistance is the most important one because it means electricity can flow more efficiently through it. The drawback is that all the superconductors we know of today have to be cooled down to EXTREMELY low temperatures to achieve superconductivity.


How are superconductors different from conductors?

In superconductors, no electricity is wasted because there is no resistance to the flow of electrons. In conductors any electricity not used, is wasted.


What has the author Franklin Curtis Mason written?

Franklin Curtis Mason has written: 'The tunnel effect in superconductors' -- subject(s): Superconductors