Electrical Technology 2020-2-1
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True or False question: Please answer whether it is correct or incorrect. 3 points for a correct answer, 2 points for an incorrect answer, and 5 points for a detailed explanation of the reason. The valve element in a valve-type arrester has a high resistance value when a large current flows through it, and its resistance value decreases when a small current flows through it.
×The resistance is low when the current is high, and it is high when the current is low. Nonlinear resistance.