Heating Effect, Wax Coating


Wax melts quickly when cathode rays are focussed on it, showing cathode rays generate intense heat when focussed at a point.

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PH95075

Wax melts quickly when cathode rays are focussed on it, showing cathode rays generate intense heat when focussed at a point.

رمز المنتج: PH95075 التصنيف: