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Materials and Components

Materials and Components
Which inductor is linear?

Air cored
Iron alloy cored
Sheet steel cored
Cast iron cored

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Materials and Components
The merger of hole and free electron is called

Free electrons
Covalent bonding
Thermal energy
Recombination

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Materials and Components
Which inductor is used at high frequencies?

Cast iron cored
Ceramic cored
Sheet steel cored
Iron alloy cored

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Materials and Components
The phenomenon of dielectric hysteresis occurs with

None of these
DC
Both AC and DC
AC

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Materials and Components
The number of protons in a copper atom are

2
11
9
29

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Materials and Components
Debye temperature of metals is

About 10 K
About 200 K
About 600 K
About 2 K

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