To obtain a p-type semi-conductor Si Crystal must be doped with foreign atoms whose valency is_____________?

Related Mcqs:

1. To obtain an n-type semiconductor germanium crystal it must be doped with foreign atoms whose valency is_____________?

   A. 2 B. 3 C. 4 D. 5...

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

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

3. Semi-conductor germanium and silicon are_________________?

   A. pentavalent B. trivalent C. divalent D. tetravalent...

4. Forward current through a semi conductor diode circuit is due to____________?

   A. minority carriers B. majority carriers C. holes D. electron...

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....

6. 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....

7. If the density of atoms remain same along any direction in a crystal is called__________________?

   A. Symmetry B. Homogeneity C. Isotropy D. Cleavage...

8. A current carrying conductor is placed in a uniform magnetic field parallel to it. The magnetic force experienced by the conductor is _____________________?

   A. F=1/B B. F=1/Bsinθ C. F/0 D. F=1/Bcosθ...

9. With increase in temperature the electrical conductivity of intrinsic semi conductor___________________?

   A. Decreases B. Increases C. Remains same D. First increases then decreases...

10. 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...