Electronics - Semiconductor Principles

Exercise :: Semiconductor Principles - General Questions

16. 

When and who discovered that more than one transistor could be constructed on a single piece of semiconductor material:

A. 1949, William Schockley
B. 1955, Walter Bratten
C. 1959, Robert Noyce
D. 1960, John Bardeen

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

17. 

When is a P-N junction formed?

A. in a depletion region
B. in a large reverse biased region
C. the point at which two opposite doped materials come together
D. whenever there is a forward voltage drop

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

18. 

A P-N junction mimics a closed switch when it:

A. has a low junction resistance
B. is reverse biased
C. cannot overcome its barrier voltage
D. has a wide depletion region

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

19. 

Solid state devices were first manufactured during:

A. World War 2
B. 1904
C. 1907
D. 1960

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

20. 

Electron pair bonding occurs when atoms:

A. lack electrons
B. share holes
C. lack holes
D. share electrons

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.