JEE Main 2024 (Online) 9th April Evening Shift | Semiconductor Question 1 | Physics

A light emitting diode (LED) is fabricated using GaAs semiconducting material whose band gap is $$1.42 \mathrm{~eV}$$. The wavelength of light emitted from the LED is :

1243 nm

875 nm

650 nm

1400 nm

JEE Main 2024 (Online) 8th April Morning Shift

MCQ (Single Correct Answer)

-1

The output $$\mathrm{Y}$$ of following circuit for given inputs is :

JEE Main 2024 (Online) 8th April Morning Shift Physics - Semiconductor Question 5 English

$$A \cdot B$$

$$\bar{A} \cdot B$$

$$\Lambda \cdot B(\Lambda+B)$$

Questions Asked from Semiconductor (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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