# how the temperature is related to resistance ?

how the temperature is related to resistance ?

in case of conductors temperature is directly proportional to resistance means if the temperature increases resistance also increases.

## Related questions

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Description : Problem on temperature coefficient of resistance 3

Answer : Problem on temperature coefficient of resistance 3

Description : Problem on temperature coefficient of resistance 2

Answer : Problem on temperature coefficient of resistance 2

Description : Problem on temperature coefficient of resistance 1

Answer : Problem on temperature coefficient of resistance 1

Description :  A resistor in which the resistance changes exponentially with change in temperature is called as A) Potentiometer B) Phototransistor C) Varactor D) Thermistor

Answer :  A resistor in which the resistance changes exponentially with change in temperature is called as Thermistor

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Answer : A semiconductor device made out of a material having very high temperature coefficient of resistance is Thermistor

Description : With the increase in the temperature the resistance of copper: _____ and explain why? (1) Increase (3) Remain constant (2) Become zero (4) Decreases.

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Answer : Two materials have resistance temperature coefficients of 0.004 and 0.0002 respectively at a given temperature. In 9:10 ratio should the wires made of these materials be connected in series so as to have an overall temperature coefficient of 0.002.

Answer : The resistance temperature coefficient is defined as the ratio of increase in resistance per degree centigrade to the resistance at 0oC.

Answer : A metal resistor has resistance of 10 ohm at 0°C and 11 ohms at 160°C, the temperature coefficient is 0.000625 /°C.

Description : what is the temperature coefficient of Resistance of conductor ?

Answer : conductors have positive coefficient. means as the temperature increases resistance also increases.

Description : what is the temperature coefficient of Resistance of semiconductor ?

Answer : semiconductors have negative temperature coefficient of resistance. means as the temperature increases resistance decreases.

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Answer : Options: 1) Watt 2) Hectare 3) Kilogram 4) Ampere Correct Answer: Hectare

Description : Super conductors are substances that (1) offer minimum resistance to flow of electric current (2) conduct electricity at low temperature (3) conduct electricity at high temperature (4) offer high resistance to the flow of electric current

Answer : offer minimum resistance to flow of electric current

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Answer :  it is directly proportional to the area of cross-section of wire

Description : Compared to wire resistance transducers, for temperature measurement, thermistors have advantage of  A) Low value temperature coefficient B) High thermal capacity C) High speed of response D) Large size

Description : How does the resistance of a conductor compare to that of an insulator?

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Answer : RTD:  Construction and working: Resistance thermometer bulbs consist of a coil of fine wire wound or in a frame of insulating material. The resistance wire itself must be homogeneous in order to ... surrounding it. Thus RTD is used to measure temperature in terms of change in resistance.

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Description : Effect of Temperature on Resistance

Answer : Effect of Temperature on Resistance

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Answer : The transducer with negative temperature co-efficient of resistance is Thermistor

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Answer : The temperature of resistance furnaces can be controlled by changing the: (A) applied voltage (B) number of heating elements (C) circuit configuration (D) all of the above

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Answer : Which amongst the following has a negative coefficient of temperature for resistance? Carbon

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Answer : Substances whose specific resistance abruptly decreases at very low temperature are called superconductors.

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Answer :  Manganin has zero temperature co-efficient of resistance.

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Description : Temperature co-efficient of resistance is expressed in terms of?

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Answer : With rise in temperature the resistance of semi-conductors decreases.

Description : With rise in temperature the resistance of pure metals?

Answer : With rise in temperature the resistance of pure metals increases.

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