Class Management I Help l-D Kinematics Begin Date: 2/27/2017 12:00:00 AM Due Dat
ID: 1542503 • Letter: C
Question
Class Management I Help l-D Kinematics Begin Date: 2/27/2017 12:00:00 AM Due Date: 3/10/2017 11:00:00 PM End Date: 6/11/2017 11:00:00 PM (5%) Problem 17: Velocity vs. time is shown in the figure Velocity vs Time 250 Time (s) Velocity(m/s) 0.00 165 230 207 10.2 19.8 228 31.5 239 39.9 246 49.5 249 60.1 250 70.2 250 0.00 0.00 20.00 30.00 40 00 500.00 700.000 Time (s) Otheexpertta.com A By taking the slope of the curve determine the acceleration at t 0.0 s in meters per square second. Grade Summary Deductions 100% Potential cos0 Submissions Attempts remaining: 20 cotano as atan0 acotan0 sinho 1 2 3 3% per attempt detailed view cosh tanho cotanho Degrees O Radians BACKSPACE CLEAR VO Submit Hint LI give up! Hints deduction per hint. Hints remaining 3 Feedback: deduction per feedback. Submission History Answer Hints Feedback Totals Totals 0% 0%Explanation / Answer
acceleration is given by the slope as
a = height /run
a = (Vf - Vi)/t = (207 - 165)/10 = 4.2 m/s2