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Optoelectronic Devices for NEET: 8 solved questions

Real NEET paper questions on optoelectronic devices, part of semiconductor electronics. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2005 to 2024. No sign-in needed to read them.

What this topic asks

• Photodiode and solar cell — 7 questions
• LED — 1 question

All 8 questions with solutions

• The I-V characteristics shown are exhibited by a NEET 2024 (Re-exam)
• Consider the following statements A and B and identify the correct answer. A. For a solar cell, the I-V chara… NEET 2024
• Given below are two statements. Statement I: Photovoltaic devices can convert optical radiation into electric… NEET 2023
• An LED is constructed from a p-n junction diode using GaAsP. The energy gap is 1.9 eV. The wavelength of the… NEET 2019
• The graph shown is the V-I characteristic of a semiconductor device. Which one of the following statements ab… NEET 2014
• A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV. It can detect a signal of wave… NEET 2009
• A p-n photodiode is made of a material with a band gap of 2.0 eV. The minimum frequency of the radiation that… NEET 2008
• In a p-n junction photo cell, the value of the photo-electromotive force produced by monochromatic light is p… CBSE AIPMT 2005