Physics · Semiconductor Devices
Which one of the following statements is WRONG regarding Light Emitting Diodes (LEDs)?
- 1The colors produced by an LED do not fade out over time.
- 2The brightness of light emitted by an LED cannot be controlled.✓
- 3LEDs have a long operational life if properly manufactured.
- 4LEDs are energy efficient.
Correct answer
The brightness of light emitted by an LED cannot be controlled.
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