Using the coordinate system specified, give an expression for the acceleration of the car in terms of ?, g, and the unit vectors i and j.

(10%} Problem 4: A10}! car is rolling down the ramp as shown in the figure. The cat's mass is m = 1.8 kg and the ramp makes an angle oft? = 1.7 degrees with respect to the horizontal. Assume the :v 1 cat is rolling 1without friction. 'I Itilcuxpcrltuxum R 50% Part (3} Using the coordinate system specified= give an expression for the acceleration of the car in terms of 8: g: and the unit vectors i and j. Grade Summ ary Deductions Potential ll] 0 % a