A Simple Circuit Has a Total Resistance Of $30 \Omega$ If A Has

Multiple Choice

A simple circuit has a total resistance of $30 \Omega$ . If a $2.0$ -A current is maintained in this circuit, how much energy is dissipated in this circuit in $4.0$ seconds?

A) $480 \mathrm {~J}$
B) $24 \mathrm {~J}$
C) $4.8 \mathrm {~J}$
D) $6.0 \mathrm {~J}$
E) $48 \mathrm {~J}$