फ्यूज तार के कार्य करने में मुख्य रूप से विद्युत धारा के किस गुण का उपयोग किया जाता है?

In which of the following devices is the heating effect of electric current utilized to melt a metal wire to break the circuit?

Assuming identical dimensions and carrying the same current, the heating effect will be least in which of the following materials?