A fuse wire of circular cross section has a radius of 0.8mm. The wire blows off at a current of 9A. What will be the radius of the wire that will blow off at a current of 1A? A. 0.2 mm B. 0.18 mm C. 0.28 mm D. 0.3 mm Right Answer: B. 0.18 mm Share : January 15, 2018 Hassan Ali Electrical Engineering Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -What is the multiplication factor used for the determination of maximum current carrying capacity of an 11 kV line?With the use of high speed circuit breakers, which among the following stability is increased?The rotational speed of an AC induction motor depends on the?