Table of Contents
Basic Electronics MCQ’s for MS and Ph.D admission in universities
1. Semiconductor’s have which of the following bond?
a) Co-ordinate bond
b) Covalent bond
c) Electrovalent bond
d) all of the above
2. Pure silicon has a resistivity of …
a) 6000 Ω cm
b) 1000 Ω cm
c) 300 Ω m
d) 600 Ω cm
3. The region of semi-conductor which is lightly doped is known as …
a) base
b) source
c) emitter
d) all of these
4. Diamond is an example of …
a) Insulator
b) Conductor
c) Semi-Conductor
d) none of the above
5. Quantities whose values vary in non-continuous manner are
a) analogue
b) vector
c) scalar
d) digital
6. Mutual induction is dependent on which of the following factor …
a) output polarities
b) current changes
c) winding ratios
d) none of these
7. The common collector amplifier is called as …
a) emitter follower
b) base follower
b) collector follower
d) source follower
8. When we heat a pure semiconductor its resistance goes …
a) goes down
b) goes up
c) remains constant
d) none of these
9. Why semiconductor crystal is much strong?
a) forces between nuclei
b) electron-pair bonds
c) forces between protons
d) all of the above
10. The pentavalent impurities are basically
a) acceptors
b) donors
c) both
d) none of above
11. CRO stands for
a) cathode ray oscillioscope
b) cathode ray output
c) cathode oscillator
d) none of these
12. In AND gate if any of logic input is ‘0’ then output will be …
a) 0
b) 1
c) 2
d) 3
 | Fazal Rehman Shamil Click Here to Know More Instructor, Researcher, Blogger, SEO Expert, Poet and Publisher of International Journal Of Software, Technology & Science ISSN : 2616 - 5325 Dear Professors and Resarchers!You are welome to Cite these tutorials in your research or slides etc. Please don't forget to mention the reference of website. Copy Paste of text is strcitly forbidden. Images can be reuse because images are protected with watermark. |