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Semiconductors — Physics STD 11 Science — Question

Maharashtra BoardEnglish MediumSTD 11 SciencePhysicsSemiconductors1 Mark
MCQ
In insulators (C.B. is conduction band and V.B. is valence band)
  • A
    V.B. is partially filled with electrons.
  • B
    C.B. is partially filled with electrons.
  • ✓
    C.B. is empty and V.B. is filled with electrons.
  • D
    C.B. is filled with electrons and V.B. is empty.
✓

Answer

Correct option: C.
C.B. is empty and V.B. is filled with electrons.
(c) : In insulators conduction band is empty and valence band is completely filled with electrons.

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