Find the true statement:

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Target Exam

CUET

Subject

Physics

Chapter

Current Electricity

Question:

Find the true statement:

Options:

Ohm's law is applicable to diode.

Resistance of a Incandescent lamp decreases when it is switched on.

Resistivity of a wire depends on its dimensions

Resistance of carbon decreases with the increase of temperature.

Correct Answer:

Resistance of carbon decreases with the increase of temperature.

Explanation:

The correct answer is Option (4) - Resistance of carbon decreases with the increase of temperature.