The thermistors are usually made of

  • Option 1)

    metals with low temperature coefficient of resistivity

  • Option 2)

    metals with high temperature coefficient of resistivity

  • Option 3)

    metal oxides with high temperature coefficient of resistivity

  • Option 4)

    semiconducting materials having low temperature coefficient of resistivity

 

Answers (1)

As we learnt in 

Thermistors are made of metal oxides with high-temperature co­efficient of resistivity.

As we discussed in

Temperature dependent Resistivity -

\rho=\rho_{o}(1+ \alpha (T-T_{o}))

-

 

 thermistors are made of metal oxides with high-temperature co-efficient of resistivity.


Option 1)

metals with low temperature coefficient of resistivity

This option is incorrect.

Option 2)

metals with high temperature coefficient of resistivity

This option is incorrect.

Option 3)

metal oxides with high temperature coefficient of resistivity

This option is correct.

Option 4)

semiconducting materials having low temperature coefficient of resistivity

This option is incorrect.

Most Viewed Questions

Preparation Products

Knockout JEE Main April 2021 (One Month)

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 14000/- ₹ 4999/-
Buy Now
Knockout JEE Main May 2021

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Weekend Live Classes, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 22999/- ₹ 9999/-
Buy Now
Test Series JEE Main May 2021

Unlimited Chapter Wise Tests, Unlimited Subject Wise Tests, Unlimited Full Mock Tests, Get Personalized Performance Analysis Report,.

₹ 6999/- ₹ 2999/-
Buy Now
Knockout JEE Main May 2022

Personalized AI Tutor and Adaptive Time Table, Self Study Material, Live Classes, Unlimited Mock Tests and Personalized Analysis Reports, 24x7 Doubt Chat Support,.

₹ 34999/- ₹ 24999/-
Buy Now
JEE Main Rank Booster 2021

Booster and Kadha Video Lectures, Unlimited Full Mock Test, Adaptive Time Table, 24x7 Doubt Chat Support,.

₹ 13999/- ₹ 6999/-
Buy Now
Boost your Preparation for JEE Main 2021 with Personlized Coaching
 
Exams
Articles
Questions