2. The electric field intensity required to just balance a liquid drop of 2 10kg with charge 9.8 10μC is
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Answer:2.14x10^8 T
Explanation:
QxE=mg
9.810x10^-6xE=210x10
E=2100/(9.810x10^-6)
= 2.14x10^8 N/C
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