Electronic Devices And Circuits MCQ Questions & Answers | ECE

A. Silicon diodes

B. Germanium diodes

C. Either of the above

D. None of the above

A. An indirect band gap semiconductor

B. Direct band gap semiconductor

C. Wideband gap semiconductor

D. Narrowband gap semiconductor

A. True

B. False

A. Pure annealed copper

B. Hard drawn copper

C. Induction hardened copper

D. Copper containing traces of silicon

A. First band

B. Second band

C. Third band

D. Conduction band

A. Only for the positive half cycle of the input signal

B. Only for the negative half cycle of the input signal

C. For full cycle

D. For less than fourth cycle

A. Both A and R are true and R is correct explanation of A

B. Both A and R are true but R is not a correct explanation of A

C. A is true but R is false

D. A is false but R is true

A. Only those produced by thermal energy

B. Only those produced by doping

C. Those produced by doping as well as thermal energy

D. Any of the above

A. Highly doped semiconductor

B. Intrinsic semiconductor

C. Lightly doped semiconductor

D. Either A or B

A. Forward bias

B. Reverse bias

C. Zero bias

D. Zero or reverse bias