TS EAMCET Engineering 14 May 2023 Shift 1 Solved Paper

Section: Physics

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Question : 119 of 160

Marks: +1, -0

Which of the following statements is true about LEDs?

[TG EAPCET 14 May 2023 Shift 1]

High operational voltage
Warm-up time is required
Bandwidth of light is 4000Å−7000Å
Fast on-off switching

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