Question: A machine contains three fuses p, q and r. It is desired to arrange them so that if p blows then the machine stops, but

A machine contains three fuses p, q and r. It is desired to arrange them so that if p blows then the machine stops, but if p does not blow then the machine only stops when both q and r have blown. Derive the required fuse circuit.

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In this case we can regard the fuses as being switches with 1 representing fuse intact current flows ... View full answer

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