Electronic Devices And Circuits MCQ Questions & Answers | ECE
Learn Electronic Devices And Circuits MCQ questions & answers are available for a Electronics and Communications Engineering(ECE) students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Electronic Devices And Circuits MCQ question is the important chapter for a Electronics and Communications Engineering(ECE) and GATE students. Page-2 section-3
Each section contains 100 MCQs on
Electronic Devices and Circuits .
The intrinsic carrier density at 300 K is 1.5 × 1010/cm3, in silicon for n-type silicon doped to 2.25 × 1015 atoms/cm3, the equilibrium electron and hole densities are
Consider the following statements:
X-rays are used for lithography in IC technology because
1. high resolution is achievable
2. scattering effects are small
3. they can be focused easily
4. they can be deflected easily
Which of the statements given above are correct?
An n-type silicon sample of 10-3 m length and 10-10 m2 cross sectional area has an impurity concentration of 5 × 1020 atom/m3. If mobility of majority carries is 0.125 m2/v-sec, then the resistance of the sample will be . . . . . . . .
