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Q: Electrical fuse is based on which of the following?
  • A. Magnetic effect of current
  • B. Cooling effect of current
  • C. Heating effect of current
  • D. Electromagnetic induction
Correct Answer: Option C - The electrical fuse is based on the heating effect of the current that is called Joule's law of heating. H = I²Rt
C. The electrical fuse is based on the heating effect of the current that is called Joule's law of heating. H = I²Rt

Explanations:

The electrical fuse is based on the heating effect of the current that is called Joule's law of heating. H = I²Rt