Explore topic-wise MCQs in Engineering Physics.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics knowledge and support exam preparation. Choose a topic below to get started.

1.

What type of material is obtained when an intrinsic semiconductor is doped with trivalent impurity?

A. Extrinsic semiconductor
B. Insulator
C. N-type semiconductor
D. P-type semiconductor
Answer» E.
Discussion
2.

What type of material is obtained when an intrinsic semiconductor is doped with pentavalent impurity?

A. N-type semiconductor
B. Extrinsic semiconductor
C. P-type semiconductor
D. Insulator
Answer» B. Extrinsic semiconductor
Discussion
3.

How are charge carriers produced in intrinsic semiconductors?

A. By pure atoms
B. By electrons
C. By impure atoms
D. By holes
Answer» D. By holes
Discussion
4.

How does a semiconductor behave at absolute zero?

A. Conductor
B. Insulator
C. Semiconductor
D. Protection device
Answer» C. Semiconductor
Discussion