Mathematics

Mathematics

Problem

A room has three appliances connected in parallel to a 220 V circuit: an immersion heater 1.0 kW, an electric kettle 0.8 kW and a table lamp 0.1 kW. Which one of the following fuse ratings would be the most appropriate for the circuit? a) 13 A13\,\text{A} b) 10 A10\,\text{A} c) 5 A5\,\text{A} d) 15 A15\,\text{A}

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