P-Type Semiconductor objective questions and answers

6. A semiconductor in its purest form is called.......

   A.Insulator

   B.Superconductor

   C.Intrinsic semiconductor

   D.Extrinsic semiconductor

7. A P-type semiconductor results when

   A.A pentavalent impurity is added to an intrinsic semiconductor

   B.A trivalent impurity is added to an intrinsic semiconductor

   C.Either a pentavalent or trivalent impurity is added to an intrinsic semiconductor

   D.None of the above

8. An intrinsic semiconductor at absolute zero.........

   A.Becomes extrinsic semiconductor

   B.Behaves like an insulator

   C.Disintegrates into pieces

   D.Becomes superconductor

9. A semiconductor has.... temperature co-efficient of resistance.

   A.Zero

   B.Positive

   C.Negative

   D.None of the above

10. A doped semiconductor is also known as

   A.Intrinsic semiconductor

   B.Extrinsic semiconductor

   C.Diffused semiconductor

   D.None of the above

< 1 2 3 4 5 6 7 8 9 10 Next>