Meredith is driving her truck down a 12.0° slope at 60.0 mph (26.8 m/s) and has to brake suddenly for a deer. If the coefficients of static and kinetic friction between the tires and road are nano (static)= 0.85 and nano (kinetic)= 0.55, what is the maximum deceleration that the truck can experience with proper braking? Show the forces needed on a diagram and calc

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!