What does an LED do?
LED کیا کرتا ہے؟
Solution & explanation
A light-emitting diode converts some electrical energy into light under suitable forward current.
Independent study answer. Original textbook ↗ · English-medium printed page 164–165.
PHYSICS 10 SCIENCE · 2026–27 · B · Short answers · QUESTION 19.3 · EM p. 164–165