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VITEEE SERIES
Physics

Semiconductor Electronics Materials Devices And Simple Circuits

9 previous year questions.

Volume: 9 Ques
Yield: Medium

High-Yield Trend

2
2014
2
2013
2
2010
1
2007
1
2006
1
2005

Chapter Questions
9 MCQs

01
PYQ 2005
medium
physics ID: viteee-2
Zener diode is used for
1

producing oscillations in an oscillator

2

amplification

3

stabilisation

4

rectification

02
PYQ 2006
medium
physics ID: viteee-2
In a P-type semiconductor, the acceptor impurity produces an energy level
1
just below the valence band
2
just above the conduction band
3
just below the conduction band
4
just above the valence band
03
PYQ 2007
medium
physics ID: viteee-2
A conductor and a semi-conductor are connected in parallel as shown in the figure. At a certain voltage both ammeters registers the same current. If the voltage of the DC source is increased then
1
the ammeter connected to the semiconductor will register higher current than the ammeter connected to the conductor
2
the ammeter connected to the conductor will register higher current than the ammeter connected to the semiconductor
3
the ammeters connected to both semiconductor and conductor will register the same current
4
the ammeter connected to both semiconductor and conductor will register no change in the current
04
PYQ 2010
medium
physics ID: viteee-2
Zener diode is used for
1

producing oscillations in an oscillator

2

amplification

3

stabilisation

4

rectification

05
PYQ 2010
medium
physics ID: viteee-2
Zener diode is used for
1
amplification
2
rectification
3
stabilisation
4
producing oscillations in an oscillator.
06
PYQ 2013
medium
physics ID: viteee-2
Mobilities of electrons and holes in a sample of intrinsic germanium at room temperature are and . The electron and hole densities are each equal to . The electrical conductivity of germanium is
1
2
3
4
07
PYQ 2013
easy
physics ID: viteee-2
To get an gate from a gate, we need
1
Only two NAND gates
2
Two NOT gates obtained from NAND gates and one NAND gate
3
Four NAND gates and two AND gates obtained from NAND gates
4
None of the above
08
PYQ 2014
medium
physics ID: viteee-2
The output of the logic circuit shown in figure is best represented as
1
2
3
4
09
PYQ 2014
medium
physics ID: viteee-2
The amplification factor of a triode is . If the grid potential is decreased by . What increase,in plate potential will keep the plate current unchanged?
1
5 V
2
10V
3
0.2V
4
50V

About Semiconductor Electronics Materials Devices And Simple Circuits - VITEEE

Semiconductor Electronics Materials Devices And Simple Circuits is a vital chapter for VITEEE 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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