Home › CBSE Class 12 (Science) › Physics › Semiconductor Electronics: Materials, Devices and Simple Circuits › What does an LED do when current flows through it?
What does an LED do when current flows through it?
AAbsorbs light
BEmits light
CStores charge
DAmplifies signals
Answer & Solution
Correct answer: B. Emits light
A light-emitting diode radiates light when forward current flows through its junction.
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