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If two equal and similar charges 0.03 m ...

If two equal and similar charges 0.03 m apart in air, repel each other with a force of 4.5 kg f, then determine the charge in coulomb.

Text Solution

Verified by Experts

The correct Answer is:
`21xx10^(-7)C`
1 kg-f = 9.80665 N
4.5 kg-f = 44.129925 N
`F=(1)/(4pi epsilon_(0)) (q_(1)q_(2))/(r^(2))`
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