PN Junction Diode MCQs : This section focuses on the "PN Junction Diode" in Semiconductor Devices. These Multiple Choice Questions (MCQs) should be practiced to improve the Semiconductor Devices skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
A PN Junction Diode is one of the simplest semiconductor devices around, and which has the characteristic of passing current in?
A. no direction
B. one direction
C. two direction
D. multiple direction
Question 2
How many possible biasing conditions there for the standard Junction Diode?
A. 1
B. 2
C. 3
D. 4
Question 3
In which biasing voltage potential is connected negative, (-ve) to the P-type material and positive, (+ve) to the N-type material?
A. Zero Bias
B. Reverse Bias
C. Forward Bias
D. None of the above
Question 4
When a diode is connected in a Zero Bias condition, no external potential energy is applied to the PN junction.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 5
In PN junction region of a Junction Diode, which of the following are positively charged?
A. electrons
B. proton
C. neutrons
D. holes
Question 6
The junction region itself has no charge carriers and is known as the depletion region.
A. Yes
B. No
C. Can be yes or no
D. Can not say
Question 7
How many junction/s do a diode consist?
A. 0
B. 1
C. 2
D. 3
Question 8
Initially, the p-type carriers are located to the____________of the semiconductor
A. Right
B. Middle
C. Left
D. Top
Question 9
During reverse bias, a small current develops known as?
A. Forward current
B. Reverse current
C. Active current
D. Reverse saturation current
Question 10
The displacement of the charges results in
A. Magnetic field
B. Rust
C. Electric field
D. Hall effect