
Understanding Forward and Reverse Bias in Semiconductors

Interactive Video
•
Physics
•
9th - 10th Grade
•
Hard
Nancy Jackson
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct connection for a forward bias in a semiconductor?
Positive to p-type, negative to n-type
Positive to n-type, negative to p-type
Both terminals to n-type
Both terminals to p-type
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the outcome of a forward-biased connection in terms of current flow?
Current flow is unpredictable
High current flows
Low current flows
No current flows
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a diode symbol, what does the arrow represent?
The voltage level
The direction of current flow
The direction of electron flow
The type of semiconductor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a forward-biased diode, what is the relationship between the arrow direction and current flow?
They are unrelated
They are the same
They are perpendicular
They are opposite
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the current when the voltage in a forward-biased circuit exceeds the barrier voltage?
The current decreases
The current stops
The current increases
The current remains the same
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is reverse bias achieved in a semiconductor?
By connecting positive to p-type and negative to n-type
By connecting positive to n-type and negative to p-type
By increasing the voltage
By decreasing the voltage
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary characteristic of a reverse-biased circuit?
Alternating current flow
High current flow
No or very low current flow
Unstable current flow
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