A. Face centred cubic
B. Body centred cubic
C. Simple cubic
D. All of the above
Related Mcqs:
- Semi-conductors with donor atoms and free electrons belong to the type________________?
A. n
B. p
C. mix
D. any of above - The breaking of crystals along definite direction is called _____________________?
A. Cleavage
B. Symmetry
C. Isotropy
D. Homogeneity - Optical active crystals rotates the __________________?
A. vibrating plane
B. polarization plane
C. diffraction plane
D. interference plane - Crystals of a material can behave as_________________?
A. Convex lens
B. Interferometer
C. Diffraction grating
D. Concave - Which one of following band is completely filled in case of conductors ?
A. Conduction band
B. Fermi band
C. Valence band
D. Forbidden band - With increase in temperature the electrical conductivity of intrinsic semi conductor___________________?
A. Decreases
B. Increases
C. Remains same
D. First increases then decreases - Forward current through a semi conductor diode circuit is due to____________?
A. minority carriers
B. majority carriers
C. holes
D. electron - The specially designed semi-conductor diodes used as fast counters in electronic circuits are______________?
A. The light emitting diodes
B. Photo diodes
C. Photo voltaic cell
D. Solar cells. - To obtain a p-type semi-conductor Si Crystal must be doped with foreign atoms whose valency is_____________?
A. 2
B. 3
C. 4
D. 5 - The specially designed semi-conductor diodes used as fast counters in electronic circuits are_______________?
A. The light emitting diodes
B. Photo diodes
C. Photo voltaic cell
D. Solar cells.
