A test car starts from rest on a horizontal circular track of 95-m radius and increases its speed at a uniform rate to reach 90 km/h in 19 seconds. Determine the magnitude a of the total acceleration of the car 15 seconds after the start. 95 m Attempts: unlimited Part 1 COCID Correct Calculate the tangential component o, of the acceleration. Answer: d₂ = 1.3158 m/s² eTextbook and Media Hint Using multiple attempts will impact your score. 10% score reduction after attempt 5 Part 2 * Incorrect How fast is the car going when t = 15 s? Answer: v= 4.1 m/s

A test car starts from rest on a horizontal circular track of 60-m radius and increases its speed at a uniform rate to reach 100 km/h in 16 seconds. Determine the magnitude a of the total acceleration of the car 9 seconds after the start. 60 m Part 1 Calculate the tangential component a; of the acceleration. Answer: a: - m/s? eTextbook and Media Save for Later Attempts: 0 of 3 used Submit Answer Part 2 The parts of this question must be completed in order. This part will be available when you complete the part above. Part 3 The parts of this question must be completed in order. This part will be available when you complete the part above. Part 4 The parts of this question must be completed in order. This part will be available when you complete the part above.

SOLVE CAREFULLY!! Please Write Clearly and Box the final Answer for Part F, with THE CORRECT UNITS) Thank you. Express your answer to three significant figures and include appropriate units. Only part F