Spread time is defined as the interval during which_____________?

A. anode voltage drops from 10 % of its initial value to zero

B. anode current rises from 90 % to its final valueCorrect Answer

C. both (A) and (B)

D. anode current rises from 10 % to 90 % of its final value

Correct Option: B. anode current rises from 90 % to its final value

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