State two characteristics of thermionic emitters.

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

(i)  Thermionic emitters must have high melting point.

(ii)  They should have a low work function.

Answered by  | 4th Jun, 2014, 03:23: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.