Which material is having negative temperature coefficient ?

10) Which is the example for negative temperature coefficient substance ?

Answer is:

Mica

Explanation:

Mica is the example for negative temperature coefficient substance. Mica has negative temperature coefficient of resistance. So, resistance will decrease with increase in temperature.

11) The change in resistance per ohm per degree centigrade is called as

Answer is:

temperature coefficient of resistance

Explanation:

12) As per Ohm's law statement in the circuit, current is directly proportional to

Answer is:

voltage

Explanation:

13) Which law states that the relation between the current, voltage and resistance in a closed circuit is at a constant temperature ?

Answer is:

Ohm's law

Explanation:

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Which material is having negative temperature coefficient ?

Carbon

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Related Basic Electricity MCQ - Electrician (Set-1) with Answers

10) Which is the example for negative temperature coefficient substance ?

Mica

11) The change in resistance per ohm per degree centigrade is called as

temperature coefficient of resistance

12) As per Ohm's law statement in the circuit, current is directly proportional to

voltage

13) Which law states that the relation between the current, voltage and resistance in a closed circuit is at a constant temperature ?

Ohm's law

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