Current Electricity

Question: An electric wire is connected across a cell of e.m.f. $E$. The current $I$ is measured by an ammeter of resistance $R$. According to ohm's law

1) $E = {I^2}R$

2) $E = IR$

3) $E = R/I$

4) $E = I/R$

Solution:

Explanation: No Explanation

Electric Conduction Ohm's Law Resistance

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