Fuse Multiple Choice Questions and Answers

16.  The delay fuses are used for the protection of

   A. Motors

   B. Power outlet circuits

   C. Fluorescent lamps

   D. Light circuits

17.  Which of the following is used in liquid fuses?

   A. Transformer oil

   B. Sulphur hexafluoride

   C. Distilled water

   D. Carbon tetrachloride

18.  A fuse performs

   A. Only detection

   B. Only interruption

   C. Both A and B

   D. None of the above

19.  A fuse element should have......... melting point

   A. High

   B. Low

   C. Same

   D. None of the above

   E. All of the above

20.  A fuse melts well........ the first peak of fault current is reached

   A. Before

   B. After

   C. Same time

   D. None of the above

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