engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Electrician and Wireman Electronic Devices and Circuits Semiconductor Devices
Which of the following statement is/are correct::
I). Gun Diode has a Negative resistance region so it is used as a source of Microwaves.
ii). Gun Diode has no PN junction.
iii). The transferred electron mechanism is found in Gun Diode.
iv). In Gunn diode electrons are transferred from high to low mobility energy bands
1
i Only
2
i and iii
3
i, ii, and iii
4
i, ii, iii and iv