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Ionic conductivity of a material can be increased by _______

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in Engineering Material & Metallurgy by (773k points)
Ionic conductivity of a material can be increased by _______

(a) Absorption of water

(b) Increase in temperature

(c) Increase in length

(d) Decrease in temperature

The question was posed to me during an online exam.

Origin of the question is Properties of Insulation in chapter Magnetic & Insulating Materials of Engineering Material & Metallurgy

1 Answer

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The correct option is (a) Absorption of water

To elaborate: Due to the absorption of water, the ionic conductivity of a material is enhanced due to a chemical reaction. Changes in temperature usually influence the resistance effect of the insulating materials.

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