Which one of following band is completely filled in case of conductors ?

Related Mcqs:

1. A completely filled band is called__________________?

   A. Conduction band
   B. Valence band
   C. Forbidden band
   D. Core band

2. A vacant or partially filled band is called _____________________?

   A. Conduction band
   B. Valence band
   C. Forbidden band
   D. Empty band

3. Semi-conductors with donor atoms and free electrons belong to the type________________?

   A. n
   B. p
   C. mix
   D. any of above

4. Many of the semi conductors are crystals of the type__________________?

   A. Face centred cubic
   B. Body centred cubic
   C. Simple cubic
   D. All of the above

5. The energy band occupied by the valence electrons is called___________________?

   A. Energy state
   B. Valence band
   C. ve energy state
   D. conduction band

6. The band theory of solids explains satisfactorily the nature of_________________?

   A. Electrical insulators alone
   B. Electrical conductors alone
   C. Electrical semi conductors alone
   D. All of the above

7. On the basis of band theory of solids the semiconductors have _____________________?

   A. A party filled valence band and totally empty conduction band
   B. A completely filled valence band a totally empty conduction band and a very wide forbidden band
   C. A completely filled valence band a partially filled conduction band and a narrow forbidden band
   D. A partly filled valence band a totally empty conduction band and a wide forbidden band

8. The electrons in conduction band are free to___________________?

   A. Transport vibrations
   B. Transport signals
   C. Transport charge
   D. Transport impulses

9. The radiations emitted form hydrogen filled discharge tube show____________?

   A. band spectrum
   B. line spectrum
   C. continuous spectrum
   D. absorption spectrum

10. In case of planets the necessary acceleration is provided by______________?

    A. Gravitational force
    B. Frictional force
    C. Coulomb force
    D. Centripetal force