Why are Immersion rods for heating liquids are made up of metallic substances.
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13
The immersion rods are made of metals as they are a good conductor of heat as well as electricity and non-metals are not. And to heat up the liquid, the flow of heat generated by resistance to current flow in the rod is needed.
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6
Metals are good conductors of heat and electricity and they have high melting point . Therefore , immersion rods for heating liquids are made up of metallic substances .
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