In a mercury arc rectifier the cathode voltage drop is due to

Question - In a mercury arc rectifier the cathode voltage drop is due to

Options:

A . surface resistance

B . expenditure of energy in liberating electrons from the mercury

C . expenditure of energy in ionization

D . expenditure of energy in overcoming the electrostatic field

Answer: Option B

expenditure of energy in liberating electrons from the mercury

Was this answer helpful ?

Next Question