Assertion (A) Light Emitting Diode (LED) emits spontaneous radiation.
Reason (R) LED are forward biased p - n junction.
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true, but R is not the correct explanation of A
C. A is true, but R is false
D. A is false, but R is true
Answer: Option A
This Question Belongs to Physics GK Chapter Wise >> Electronics GK
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