You remove four fuses of 10, 20, 30, and 30 amperes each, but you do not mark the corresponding circuits. If you insert the fuses so that each sequence is equally likely, what is the probability that the appropriate amperage fuse is assigned to all the circuits

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19 March, 16:47

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Belen Hansen · Answer 1

Standard amperage sizes of the Code are 15, 20, 25, 30, 35, 40, 45, 50, 60, ... Additional standard ampere ratings for fuses are 1, 3, 6, 10 and 601