Related Questions

A semiconductor has generally ___________ valence electrons.
A 2
B 3
C 6
D 4
A pentavalent impurity has ___________ Valence electrons
A 3
B 5
C 4
D 6
How may valence electrons does a silicon atom have?
A 0
B 1
C 2
D 4
E None of the above
Is an element used in semiconductors whose atoms have three valence electrons.
A An acceptor
B A donor
C Germanium
D Silicon
A trivalent impurity has valence electrons
A 4
B 5
C 6
D 3
Which of the following elements has three valence electrons?
A Al
B Ag
C Au
D Ca
সুপরিবাহী পদার্থে Valence Band এবং conduction band-
A আলাদা থাকে
B ওভারল্যাপ থাকে
C অনেক দূরে থাকে
D কোনটিই নয়
স্বাভাবিক অবস্থায় ফ্লোরিনের যোজ্যতা ইলেক্ট্রন (valence electron ) কয়টি?
A 5
B 9
C 1
D 2
The forbidden energy gap between the valence band and conduction band will be least in case of
A Metals
B Semiconductors
C Insulators
D All of the above
The current due to electron flow in conduction band is the hole current in valence band.
A Equal to
B Less than
C Greater than
D Any of the above

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