Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-conceptual-Easy-Class 12
When a semiconductor diode is forward-biased and the applied voltage is increased, what happens to the barrier height?
A
It decreases.
B
It remains the same.
C
It increases.
D
It first decreases then increases.
Correct Answer
Option A
Detailed Explanation
With forward bias, the barrier height is reduced as the applied voltage increases, allowing more carriers to cross the junction, as mentioned in the NCERT context.
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