1.In the experiment of a flame probe and parallel plate to measure the potential, now suppose the potential is to be measured by a voltmeter with its positive terminal inside the field and
negative terminal earthed. Would the voltmeter show a deflection?
About sphere and parallel
2007-03-22 3:08 am
回答 (1)
2007-03-22 6:09 am
✔ 最佳答案
No. Space charge would not be strong enough to cause a defection in an voltmeter, unless a senstive electrometer is used.
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