# A charge of 24 C passes through a circuit every 6 s. If the circuit can generate 16 W of power, what is the circuit's resistance?

current strength $I = \frac{Q}{t} = \frac{24}{6} = 4 A$
Resistance , $R = \frac{P}{I} ^ 2 = \frac{16}{4} ^ 2 = 1 \Omega$