Practice Applications (9.3.2) - Electronic Devices

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10 questions

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6 sample questions

Question 1.
What is the primary function of a diode?
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Think about how a one-way street works.
Question 2.
Name a common use of LED.
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Consider our everyday technology, like phones and laptops.
3Question 3.
What is the function of a Zener diode?
- To allow current in one direction only
- To maintain a constant reverse voltage
- To amplify signals
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Think about where stabilization is needed in circuits.
4Question 4.
True or False: Photodiodes can only operate with visible light.
- True
- False
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Remember the different types of light outside of just visible.
Question 5.
Design a voltage regulator circuit using a Zener diode. Explain the workings of your design.
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Consider what happens during voltage spikes in your circuit.
Question 6.
How would you use logic gates to create a simple alarm system that is triggered by two conditions?
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Think about the AND gate controlling the initial alert and the OR gate as a failsafe mechanism.

6 more questions in this section. Enroll free to practise them all.