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Indian Navy 10+2 B.Tech Cadet Electric Charges and Fields — practice questions

2 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.

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Two point charges of $+2\ \mu$C and $+3\ \mu$C are placed $30$ cm apart. The Coulomb force between them is:A closed surface encloses a net charge of $4\ \mu$C. The total electric flux through the surface is: