Electronic Devices-Semiconductors (AIIMS Physics): Questions 1 - 2 of 2

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Question number: 1

» Electronic Devices » Semiconductors

Appeared in Year: 2003

MCQ▾

Question

To a germanium sample, traces of gallium are added as an impurity. The resultant sample could behave like –

Choices

Choice (4) Response

a.

an insulator

b.

a p-type semiconductor

c.

a n-type semiconductor

d.

a conductor

Question number: 2

» Electronic Devices » Semiconductors

Appeared in Year: 2005

MCQ▾

Question

In semiconducting material the mobility of electrons and holes are Equation and Equation respectively. Which of the following is true?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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