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For protecting a sensitive equipment from the external electric arc, it should be. (a)Wrapped with insulation around it when a current is passing through It (b) Placed inside an iron can (c) Surrounded with fine copper sheet (d) Placed inside an aluminium can



For protecting a sensitive equipment from the external electric arc, it should be.


(a)Wrapped with insulation around it when a current is passing through It


(b)  Placed inside an iron can


(c)Surrounded with fine copper sheet        


(d) Placed inside an aluminium can


Grade:11

1 Answers

Aditi Chauhan
askIITians Faculty 396 Points
8 years ago

(b)

The iron can produces a magnetic screening for the equipment as lines of magnetic force can not enter iron enclosure.

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