Which one the following TV display uses a semiconductor material doped with impurities ?
Correct answer: C. LED backlit-LCD TV
- A. LCD TV
- B. Plasma TV
- C. LED backlit-LCD TV
- D. Analogue TV
Explanation
An LED is a semiconductor device whose electrical properties are altered by doping impurities, and LED-backlit LCD TVs use these LEDs for backlighting. Plasma and analogue displays do not fit this description.
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