The source of emission of electrons in a circuit is ______________
Posted: Thu Jul 14, 2022 1:01 pm
a) p-n junction diode
b) a barium and strontium oxide coated cathode
c) accelerating anode
d) post-accelerating anode
b) a barium and strontium oxide coated cathode
c) accelerating anode
d) post-accelerating anode