$10)$ An automobile whose speed is increasing at a rate of $0\mathrm{.}8500$ m$/$s travels along a circular road of radius $4$m$.$ When the instantaneous speed of the car is $6\mathrm{.}00$ m$/$s$,$ find$($a$)$ the tangential acceleration component,$($b$)$ the centripetal acceleration component, and$($c$)$ the magnitude and direction of the total acceleration.