Question

Q15. A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at a current of 8A. Calculate the radius of the wire that will blow off at a current of 1A. O (A) 0.2 mm (B) 0.4 mm O(C) 0.6 mm O (D) 0.8 mm​

Answer 1

Answer:

answer is 0.8 mm.

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