Mark the wrong statement in the following regarding intrinsic semi conductor
$1) U n d e r t h e a c t i o n o f a p p l i e d e l e c t r i c f i e l d h o l e s m o v e t o w a r d s p o s i t i v e p o t e n t i a l$
$2) T h e t o t a l c u r r e n t i n a n i n t r i n s i c s e m i c o n d u c t o r i s I = I_{e} + I_{h}, I_{e} = c u r r e n t d u e t o e l e c t r o n I_{h} = H o l e c u r r e n t$
$3) T h e p r o c e s s o f g e n e r a t i o n o f c o n d u c t i o n e l e c t r o n s a n d h o l e s, a n d t h e p r o c e s s o f r e c o m b i n a t i o n o f h o l e s a n d e l e c t r o n t a k e s p l a c e s i m u l \tan e o u s l y$ $4) C a r b o n, S i l i c o n a n d G e r m a n i u m a r e i n t r i n s i c s e m i c o n d u c t o r s$

Question

Mark the wrong statement in the following regarding intrinsic semi conductor

$1) U n d e r t h e a c t i o n o f a p p l i e d e l e c t r i c f i e l d h o l e s m o v e t o w a r d s p o s i t i v e p o t e n t i a l$

$2) T h e t o t a l c u r r e n t i n a n i n t r i n s i c s e m i c o n d u c t o r i s I = I_{e} + I_{h}, I_{e} = c u r r e n t d u e t o e l e c t r o n I_{h} = H o l e c u r r e n t$

$3) T h e p r o c e s s o f g e n e r a t i o n o f c o n d u c t i o n e l e c t r o n s a n d h o l e s, a n d t h e p r o c e s s o f r e c o m b i n a t i o n o f h o l e s a n d e l e c t r o n t a k e s p l a c e s i m u l \tan e o u s l y$ $4) C a r b o n, S i l i c o n a n d G e r m a n i u m a r e i n t r i n s i c s e m i c o n d u c t o r s$

Infinity Learn · Accepted Answer

$$1is$$ wrong because under the action of applied electric field,  holes move towards negative $$potential4$$ is wrong because carbon is an insulator , silicon, germanium are intrinsic  semiconductor

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