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The thermistors are usually made of...

The thermistors are usually made of

A

Metals with low temperature coefficient of resistivity

B

Metals with high temperature coefficient of resistivity

C

Metal oxides with high temperature coefficient of resistivity

D

Semiconducting materials having low temperature coefficient of resistivity

Text Solution

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The correct Answer is:
C
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RESNICK AND HALLIDAY-CIRCUITS-Practice Questions (Single Correct Choice Type)
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  10. A wire when connected to 220 V mains supply has power dissipation P1. ...

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  11. The mass of product liberated on anode in an electrochemical cell dep...

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  12. The negative Zn pole of a Daniell cell, sending a constant current thr...

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  13. An ammeter reads upto 1 ampere. Its internal resistance is 0.81 ohm. T...

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  14. The length of a given cylindrical wire is increased by 100%. Due to th...

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  15. The thermo e.m.f. of a thermo- couple is 25 muV//^@C at room temperatu...

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  16. The length of a wire of a potentiometer is 100 cm, and the emf of its ...

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  17. The electrochemical equivalent of a metal is 3.35109^(-7) kg per Coulo...

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  18. The thermistors are usually made of

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  19. If a given volume of water in a 220 V heater is boiled in 5 min, then...

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  20. If two bulbs of wattage 25 and 100 respectively each rated at 220 volt...

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