Assertion: tube's electrode | /r/HasProperty | cathode
Facets:
Source sentences:
text: Fleming’s device consisted of two electrodes, a cathode and an anode, placed on either end of an encapsulated glass tube.
text: It has a coaxial form; the outer cylindrical electrode is the cathode and the inner one is the anode.
text: In its simplest form, an electron is attracted and accelerated by the positive electrode (a plate, or anode) and is repelled and slowed by the negative electrode (cathode).