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AFMC SERIES
Physics

Semiconductor Electronics Materials Devices And Simple Circuits

3 previous year questions.

Volume: 3 Ques
Yield: Medium

High-Yield Trend

1
2010
1
2009
1
2007

Chapter Questions
3 MCQs

01
PYQ 2007
easy
physics ID: afmc-200
In semiconductor the concentrations of electrons and holes are and respectively. If the mobilities of electrons and holes are it and respectively, then semiconductor is
1
n-type and its resistivity is 0.34 -m
2
p-type and its resistivity is 0.034 -m
3
n-type and its resistivity is 0.034 -m
4
p-type and its resistivity is 3.4 -m
02
PYQ 2009
medium
physics ID: afmc-200
What is the current through an ideal pn - junction diode shown in figure below?
1
Zero
2
10 mA
3
20 mA
4
50 mA
03
PYQ 2010
medium
physics ID: afmc-201
The output form of a full wave rectifier is
1
an AC voltage
2
a DC voltage
3
zero
4
a pulsating unidirectional voltage

About Semiconductor Electronics Materials Devices And Simple Circuits - AFMC

Semiconductor Electronics Materials Devices And Simple Circuits is a vital chapter for AFMC aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

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