Diode is a two terminal device, anode & cathode are the two terminals.
Diode is a two terminal device, anode & cathode are the two terminals.
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Which of the below mentioned statements is false regarding a p-n junction diode? a) Diode are uncontrolled devices b) Diodes are rectifying devices c) Diodes are unidirectional devices d) Diodes have three terminals
Diode is a two terminal device, anode & cathode are the two terminals.
Diode is a two terminal device, anode & cathode are the two terminals.
See lessIn the p & n regions of the p-n junction the _________ & the ___________ are the minority charge carriers respectively. a) holes, holes b) electrons, electrons c) holes, electrons d) electrons, holes
Holes are the minority charge carriers in n-type material & vice-versa
Holes are the minority charge carriers in n-type material & vice-versa
See lessLets assume that the doping density in the p-region is 10-9 cm-3 & in the n-region is 10-17cm-3 , as such the p-n junction so formed would be termed as a a) p– n– b) p+ n– c) p– n+ d) p+ n+
Doping density is greater in the p-region compared to the n-region.
Doping density is greater in the p-region compared to the n-region.
See lessWhen a physical contact between a p-region & n-region is established which of the following is most likely to take place? a) Electrons from N-region diffuse to P-region b) Holes from P-region diffuse to N-region c) Both of the above mentioned statements are true d) Nothing will happen
When p & n region come together diffusion takes places & a depletion region is established with opposite charges on both the sides of the junction.
When p & n region come together diffusion takes places & a depletion
See lessregion is established with opposite charges on both the sides of the junction.
The n-region has a greater concentration of _________ as compared to the pregion in a P-N junction diode. a) holes b) electrons c) both holes & electrons d) phonons
Electrons are the majority charge carriers in n-type material.
Electrons are the majority charge carriers in n-type material.
See lessIn the p & n regions of the p-n junction the _________ & the ___________ are the majority charge carriers respectively. a) holes, holes b) electrons, electrons c) holes, electrons d) electrons, holes
Holes are the majority charge carriers in p-type material & vice-versa.
Holes are the majority charge carriers in p-type material & vice-versa.
See lessA p-type semiconductor material is doped with ____________ impurities whereas a n-type semiconductor material is doped with __________ impurities a) acceptor, donor b) acceptor, acceptor c) donor, donor d) donor, acceptor
Donor impurities denote an electron to the n-type material making it a electron majority carrier & vice-versa.
Donor impurities denote an electron to the n-type material making it a
electron majority carrier & vice-versa.