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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

Simran Bhatia , 11 Years ago
Grade 11
anser 1 Answers
Aditi Chauhan

Last Activity: 11 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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