Question
1- At the starting gun, a runner accelerates at 1.9 m/s 2 for 5.2s. The runner's acceleration is zero for the rest of the race.
1- At the starting gun, a runner accelerates at 1.9 m/s2 for 5.2s. The runner's acceleration is zero for the rest of the race. What is the speed of the runner (a) at t-2.0s, and (b) at the end of the race?
2- As a train accelerates away from a station it reaches a speed of 4.7 m/s in 5.0s. If the train's acceleration remains constant, what is its speed after an additional 5.0s has elapsed?
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Managerial Economics
Authors: Mark Hirschey
12th edition
9780324584844, 324588860, 324584849, 978-0324588866
