and 5 others joined a min ago.
0
2.8kviews
Explain the principle, construction & working of a LED.
1 Answer
0
83views
written 4.6 years ago by
teamques10
★ 70k
|
Principle:
- In silicon and germanium the recombination energy is absorbed by the crystak as heat but in certain other semiconductors, for instance gallium arsenids, a photon is emitted when recombination occurs. This is the basis of the light-emitting diode (LED).
Construction of LED:
- One of the popular methods of …
and 3 others joined a min ago.
ADD COMMENT
EDIT
Please log in to add an answer.