The difference among Metal,Semiconductor and Insulator is written bellow-
1.Metal:Substances through which electricity can pass easily is called Metal.
1.Semiconductor:Substance which conductivity lies between Metal and Insulator are called Semiconductor.
1.Insulator:Substances through which electricity can not pass easily are called Insulator.
A conductor attracts a current and allows it to flow through it. A semiconductor will partially attract a current and allow it to flow through the medium, but the current will lose part of its charge and strength.
An insulator has a very high resistance to a current and will not allow it to flow through it.
An insulator is a material that is used for its high resistance to electrical current flow. It is used to prevent current from flowing outside of the intended conductor (ie. Ceramic insulators supporting high-voltage power lines).
A semi-conductor on the other hand, has a special property of not always conducting, and not always not-conducting. The simplest semiconductor is the PN junction diode. Here, the diode conducts and current flows in one direction, but not the opposite polarity. Just like a checkvalve for water or air.
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Conductor-one which conducts(allow current)electric city in all condition. Semiconductor-One which behaves like conductor as well as insulator depending on condition. Insulator-one which donot conduct(allow current)electric city in all condition
A geranium is a flower, and not a semiconductor. The element Germanium, however, is a semiconductor, which means it has an electrical conductivity somewhere between that of a metal and an insulator.
By the basic definition a semiconductor has the free electrons between conductor and insulator................. the examples are carbon,silicon,phosporous etc.,
insulator, conductor and semiconductor
gunn diode is transfered electron device & PIN diode is semiconductor device
comparsion table between semiconductor,conductorand insulator
A semiconductor is a device which is neither a Insulator nor a conductor. They behave like one in the right conditions.
semiconductor is intermediate between conductor and non conductor of electricity
A semiconductor only allows some electrons to flow across its junction. It has some resistance, in fact more resistance than a conductor but less than an insulator. A superconductor has no resistance.
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" semiconductor "
Conductor-one which conducts(allow current)electric city in all condition. Semiconductor-One which behaves like conductor as well as insulator depending on condition. Insulator-one which donot conduct(allow current)electric city in all condition
A geranium is a flower, and not a semiconductor. The element Germanium, however, is a semiconductor, which means it has an electrical conductivity somewhere between that of a metal and an insulator.
Its an Insulator
Germanium is a semiconductor
Diode is a semiconductor material. so it act as insulator also.