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# An electric heater calibrated $$1.5\,kW, 230\,V$$ is connected to a household branch circuit having $$5$$ A fuse wire and is, made to work. What will happen?

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#### Given,The power rating of the electric heater, $$P=1.5\ kW=1500\ W$$Voltage, $$V=230\ V$$Safe current rating of fuse wire, $$I_{safe}=5\ A$$We know,$$P=VI$$$$\implies I = \dfrac PV$$$$\implies I = \dfrac {1500}{230}$$$$I=6.52\ A$$$$I\gt I_{fuse}$$$$\therefore the fuse wire will burn$$

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