How do electric kettles know when to turn off?

Subject: How do electric kettles know when to turn off?

Date: Thu Mar 24 05:07:15 2005
Posted by Lee
Grade level: nonaligned School: na
City: na State/Province: na Country: UK
Area of science: Engineering
ID: 1111662435.Eg

Message:


Out of basic curiosity, I would like to know how electric kettles know when to 
turn off - irrespective of the amount of water in them. I assume a thermostat 
is used somehow, but a definitive answer would be welcomed to help resolve one 
of lifes less pressing issues.

Re: How do electric kettles know when to turn off?

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