Рет қаралды 7,492
A record of travel along a straight path is as follows:
1. Start from rest with a constant acceleration of 2.77 m/s2 for 15.0 s.
2. Maintain a constant velocity for the next 2.05 min. 3. Apply a constant negative acceleration of 29.47 m/s2 for 4.39 s. (a) What was the total displacement for the trip? (b) What were the average speeds for legs 1, 2, and 3 of the trip, as well as for the complete trip?