Explore topic-wise MCQs in Electronic Devices and Circuits.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices and Circuits knowledge and support exam preparation. Choose a topic below to get started.

1.

The rate of change of the excess density is proportional to the density. Is it true of false?

A. tTrue
B. tFalse
Answer» B. tFalse
2.

Which of the following is used as the recombination agent by semiconductor device manufactures?

A. tSilver
B. tGold
C. tPlatinum
D. tAluminium
Answer» C. tPlatinum
3.

Calculate the recombination rate if the excess carrier concentration is 1014cm-3 and the carrier lifetime is 1 seconds.

A. t10<sup>8</sup>
B. t10<sup>10</sup>
C. t10<sup>20</sup>
D. t10<sup>14</sup>
Answer» D. t10<sup>14</sup>
4.

What is the process number of Schokley-Read-Hall Theory processes?
Process- The capture of an electron from the conduction band by an initially neutral empty trap

A. tProcess1
B. tProcess2
C. tProcess3
D. tProcess4
Answer» B. tProcess2
5.

What is the range of the carrier lifetime?

A. tNanoseconds to microseconds
B. tNanoseconds to hundreds of microseconds
C. tNanoseconds to tens of microseconds
D. tNanoseconds to milliseconds
Answer» C. tNanoseconds to tens of microseconds