Three Resistors $\mathrm{R}_{1}=9.0 \Omega, \mathrm{R}_{2}=3.0 \Omega$ , And $\mathrm{R}_{3}=1.0 \Omega$ , Are Connected in Parallel to A

Three resistors, $\mathrm{R}_{1}=9.0 \Omega, \mathrm{R}_{2}=3.0 \Omega$ , and $\mathrm{R}_{3}=1.0 \Omega$ , are connected in parallel to a $9.0 \mathrm{~V}$ battery. What is the power dissipated by $\mathrm{R}_{2}$ ?

A) $81 \mathrm{~W}$
B) $9.0 \mathrm{~W}$
C) $27 \mathrm{~W}$
D) $2.0 \mathrm{~W}$
E) $3.0 \mathrm{~W}$