Class 11 & 12 CBSE Physics Handbook

Class 11 & 12 CBSE Physics Handbook
CBSE NEET JEE

19. In forward bias, the width of potential barrier in a p − n junction diode _____ ?

19. In forward bias, the width of potential barrier in a p − n junction diode _ ?


(a) increases

(b) decreases

(c) remains constant

(d) first ’ 1 ’ then ’ 2 ’


Answer :  (b) decreases













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