EASY
MHT-CET
IMPORTANT
Earn 100

In extrinsic semiconductors,

100% studentsanswered this correctly

Important Questions on Semiconductors

EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 44
Electronic configuration of Germanium is 2, 8, 18 and 4. To make it an extrinsic semiconductor small quantity of antimony is added 
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 45
If we add impurity to a metal whose atoms also deflect electrons. Therefore,
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 46

Holes are charge carriers in -
1 Intrinsic semiconductors
2 Ionic solids
3 p- type semiconductors
4 Metals 

The correct statements are

EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 47
To obtain P - type Si semiconductor, we need to dope pure Si with -
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 48
Suitable impurities are added to a semiconductor depending on its use. This is done to
 
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 49
A pure semiconductor
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 50
In an intrinsic semiconductor,
EASY
MHT-CET
IMPORTANT
Physics Crash Course MHT-CET>Chapter 24 - Semiconductors>Exercise 1>Q 51
Doping materials are called impurities because