Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-numerical-Easy-Class 12
What is the threshold voltage for a silicon diode where the forward current starts increasing significantly?
A
0.2 V
B
0.3 V
C
0.5 V
D
0.7 V
Correct Answer
Option D
Detailed Explanation
The NCERT context states that the threshold or cut-in voltage for a silicon diode is approximately 0.7 V, where the current starts to increase exponentially.
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