B.P.S.C. TRE-3, July-2024

An electric fuse works on the :

aHeating effect of current✓ Correct
bChemical effect of current
cMagnetic effect of current
dMore than one of the above
eNone of the above

Explanation

An electric fuse works on the heating effect of electric current. When current passes through a resistor or an appliance, resistance is encountered and heat is produced in the process; this is called the heating (thermal) effect. A fuse is a safety device that protects electric circuits and components from possible damage.

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