Exam-style question
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What is the primary function of a photodiode?.
- A.To convert light into electrical current
- B.To amplify electrical signals
- C.To store electrical energy
- D.To regulate voltage in circuits
Model answer
What a good answer should say
- To convert light into electrical current
Explanation
Why this works
A photodiode operates by converting light energy into electrical energy, making it essential in applications where light detection is required.
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