Answer :


Given:


At temperature 4K, E1= 0.74


At temperature 300K, E2=0.67


The conductivity is proportional to T3/2 e–ΔE/2kT,


Let conductivity at 4K be =σ1


and at 300k be = σ2





conductivity increases by the factor of


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

The conductivity Physics - Exemplar

In a photodiode, HC Verma - Concepts of Physics Part 2

Estimate the propHC Verma - Concepts of Physics Part 2

The conductivity HC Verma - Concepts of Physics Part 2

Find the maximum HC Verma - Concepts of Physics Part 2

Suppose the energHC Verma - Concepts of Physics Part 2

The band gap betwHC Verma - Concepts of Physics Part 2

In a p-n junctionHC Verma - Concepts of Physics Part 2

A semiconductor iHC Verma - Concepts of Physics Part 2