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Variable resistor or ‘Rheostat’(Science Dictionary)

Variable resistor or ‘Rheostat’: An electrical resistor, with two terminals, whose resistance are continuously variable by moving a knob or slider and correspondingly decrease or increase the current flowing.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
_ខាងក្រោមនេះជាសៀវភៅនិងឯកសារសម្រាប់ការងារនិងរៀនគ្រប់ប្រភេទ៖
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