Question
Physics Question on P-N Junction
Identify the incorrect statement :
A
when a P-N junction diode is forward biased, the width of the depletion region decreases.
B
when a P-N junction diode is reverse biased, the barrier potential increases
C
a photon diode is operated in the reverse bias
D
an LED is a lightly doped P-N junction diode which emits spontaneous radiation of forward biasing.
Answer
an LED is a lightly doped P-N junction diode which emits spontaneous radiation of forward biasing.
Explanation
Solution
The correct answer is (D) : an LED is a lightly doped P-N junction diode which emits spontaneous radiation of forward biasing..