Diode
Interactive Video
•
Engineering
•
Vocational training
•
Practice Problem
•
Hard
Alex Berry
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the depletion layer when a diode is connected with the p-region to a negative pole?
It becomes smaller.
It remains unchanged.
It enlarges.
It disappears completely.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main function of the depletion layer in a diode?
To allow current flow.
To stop current flow.
To emit light.
To change voltage.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of a diode in an electronic circuit?
To allow current to flow in only one direction
To store electrical charge for later use
To increase the strength of a signal
To convert electrical energy into light
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a unique feature of a Zener diode?
It allows current flow during breakdown.
It blocks all current flow.
It emits light.
It changes color with voltage.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are Zener diodes used in voltage regulators?
They emit light.
They respond to voltage changes like switches.
They are very cheap.
They have a high resistance.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an LED is connected in a forward direction?
It emits light.
It changes color.
It heats up.
It blocks current.
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