$7\mathrm{.}2\mathrm{.}42.[$Level $1]$ A $40$ lb wheel with an imbalance eccentricity of $0\mathrm{.}05$ in$.$ is attached to a car being tested on a simulator. The wheel is spun at the same rate as if the car were traveling at $60$ mph $.$ Determine the imbalance force acting on the vehicle body. The distance from the axle center to ground during normal operating conditions is $13$ in $.$