electrostatics |
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| navigate by keyword : device demonstrate interaction suspended reflection energy potential static electricity voltmeter experiment research instrument scientific hopper industrial diagram label electroscope measure leaf charge vector physics gold measurement detect education object indication demonstration force coulomb radiation laboratory voltage dosimeter highvoltage electrical electric accumulation test motion electrostatics detects divergence common tool charges thin leaves classic |
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| A gold-leaf electroscope detects electric charges by the divergence of thin gold leaves, a classic instrument in electrostatics |
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