MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Energy Band Diagrams

What is the r...

Question

What is the resistivity of a pure semiconductor at absolute zero ?

A

Zero

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Infinity

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

Same as that of conductors at room temperature

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Same as that of insulators at room temperature

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Infinity
The electricity conductivity of a semiconductor at $0 K$ is zero. hence resistivity (= 1/electrical conductivity) is infinity.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Assertion :At absolute zero semiconductors behaves as the ideal insulator. Reason: In semiconductor electron vibration happen at room temperature. But at very low-temperature electron can not get energy and so it can not vibrate. and so current can not pass,so semiconductor act as an insulator.

Q. A semiconductor is a material with a small but non-zero band gap that behaves as an insulator at absolute zero but allows thermal excitation of electrons into its ____________ at temperatures that are below its melting point.

Q. The resistivity of a semiconductor at room temperature is in between

Q. At absolute zero, a semiconductor is an insulator because _________.

P

Q

have the same resistance at a ordinary room temperature .When heated resistance at a ordinary room temperature .When heated resistance of

P

increases and that of

Q

decreases. we conclude that

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Energy Band Diagram

PHYSICS

Watch in App

explore_more_icon

Explore more

Energy Band Diagrams

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon