A. Positive
B. Negative
C. Both positive and negative
D. Neutral
0
In a semiconductors the charge carriers are ___________________?
0
Holes can exist in____________________?
A. Holes only
B. Electrons only
C. Electron and holes both
D. All of the above
0
Many of the semi conductors are crystals of the type__________________?
A. Conductors
B. Insulators
C. Semi conductors
D. All of the above
0
The electrons in conduction band are free to___________________?
A. Face centred cubic
B. Body centred cubic
C. Simple cubic
D. All of the above
0
A vacant or partially filled band is called _____________________?
A. Transport vibrations
B. Transport signals
C. Transport charge
D. Transport impulses
0
In simple cube one atom or molecule lies at its______________________?
A. Conduction band
B. Valence band
C. Forbidden band
D. Empty band
0
The breaking of crystals along definite direction is called _____________________?
A. Force corners
B. Nine corners
C. Eight corners
D. Six corners
0
The bulk properties of materials such as their mode of fracture can be related to their____________________?
A. Cleavage
B. Symmetry
C. Isotropy
D. Homogeneity
0
Coercive force is the force which opposes ____________________?
A. Polymerization
B. Cleavage
C. Microstructure
D. Dislocation
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