Physics · Optics and Electronics
In an LED television, local dimming technology is mainly used to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Increase speaker volume
- 2Improve contrast ratio and black levels✓
- 3Reduce HDMI signal distortion
- 4Increase refresh rate
Correct answer
Improve contrast ratio and black levels
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