Practice - OBJECTIVES
Practice Questions
Test your understanding with targeted questions
What is the main function of a PN junction diode?
💡 Hint: Remember the concept of unidirectional current flow.
Define 'Cut-in Voltage'.
💡 Hint: Think about where the diode begins to allow current.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the cut-in voltage for silicon diodes?
💡 Hint: Think of the typical range for silicon diodes.
Zener diodes are primarily used for what purpose?
💡 Hint: Consider their behavior under reverse bias.
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Challenge Problems
Push your limits with advanced challenges
Calculate the expected output voltage from a full-wave bridge rectifier with a peak input voltage of 10V and a diode drop of 0.7V.
💡 Hint: Consider the formula and include diode drops.
Design a Zener regulator circuit to maintain a voltage of 5V. If the input is 12V, what series resistor would you need if the estimated load is 50mA?
💡 Hint: Remember to consider current through the load as well as Zener current.
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Reference links
Supplementary resources to enhance your learning experience.