Answer to Question #42956 in Electric Circuits for Zeph
750 w electric heater plugged into 240 v power supply. A trolley passing caused insulation distort and reduced resistance between live and netral to 60 ohms.
1. what is the rate of heat production in watts
2. plug fitted carries 3 amps fuse is this correct for appliance
3. would correctly rated fuse blown as result of fault