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Semiconductor Devices Quiz

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Questions and Answers

What are the primary semiconductor materials used in electronic components?

Iron, nickel, and cobalt

Copper, aluminum, and gold

Carbon, sulfur, and phosphorus

Silicon, germanium, and gallium arsenide (correct)

How do semiconductor devices conduct electric current?

As free electrons and ions across a vacuum

Through ionized gas

By thermionic emission

In the solid state (correct)

What is the main advantage of semiconductor materials?

They have high thermal conductivity

They have low melting points

They are naturally abundant in the Earth's crust

Their behavior can be easily manipulated by the deliberate addition of impurities (correct)

How are semiconductor devices manufactured in integrated circuit (IC) chips?

Two or more devices are manufactured and interconnected on a single semiconductor wafer Signup and view all the answers

How does the conductivity of semiconductor devices compare to that of conductors and insulators?

It lies between conductors and insulators Signup and view all the answers

What is the Hall effect?

The production of a potential difference across an electrical conductor transverse to an electric current and an applied magnetic field Signup and view all the answers

What does the Hall coefficient represent?

The ratio of the induced electric field to the product of the current density and the applied magnetic field Signup and view all the answers

Who discovered the Hall effect?

Edwin Hall Signup and view all the answers

What did James Clerk Maxwell's paper 'On Physical Lines of Force' establish?

A solid mathematical basis for electromagnetic theory Signup and view all the answers

What does the Hall coefficient depend on?

The type, number, and properties of the charge carriers that constitute the current Signup and view all the answers