A record of travel along a straight path is as follows:
1. Start from rest with constant acceleration of 2.25
m/s2 for 20.0 s.
2. Maintain a constant velocity for the next 1.50 min.
3. Apply a constant negative acceleration of −9.43 m/s2
for 4.77 s.
(a) What was the total displacement for the trip?
(??????????)m
(b) What were the average speeds for legs 1, 2, and 3 of the trip,
as well as for the complete trip?
leg 1 (??????) | m/s |
leg 2 (??????) | m/s |
leg 3 (??????) | m/s |
complete trip (??) | m/s |
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