Physics - Semiconductors Question with Solution | TestHub

PhysicsSemiconductorsPN junctionEasy2 minPYQ_2009

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A p-n photodiode is fabricated from a semiconductor with a band gap of $2.5 eV$ . It can detect a signal of wavelength :NEET 2009 (Mains)

Answer:

Solution:

$λ_{m a x} = \frac{hc}{eV} = \frac{1242 eV A ˚}{2.5 eV} = 4960 \overset{˚}{A}$

Stream:NEETSubject:PhysicsTopic:SemiconductorsSubtopic:PN junction

⏱ 2mℹ️ Source: PYQ_2009

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