A car travels east at 80 km/h for 3.0 h. It then travels 25.0 east of north at 1
ID: 2270690 • Letter: A
Question
A car travels east at 80 km/h for 3.0 h. It then travels 25.0 east of north at 119 km/h for 3.0 h. (a) What is the average speed for the trip?km/h
(b) What is the average velocity for the trip?
magnitude 16.21
km/h direction north of east how to find the directionnn A car travels east at 80 km/h for 3.0 h. It then travels 25.0 east of north at 119 km/h for 3.0 h. (a) What is the average speed for the trip?
km/h
(b) What is the average velocity for the trip?
magnitude 16.21
km/h direction north of east how to find the directionnn (a) What is the average speed for the trip?
km/h
(b) What is the average velocity for the trip?
magnitude 16.21
km/h direction north of east how to find the directionnn magnitude 16.21
km/h direction north of east how to find the directionnn magnitude 16.21
km/h direction north of east
Explanation / Answer
a)average speed=((80*3)+(119*3))/6=99.5
b)((80^2+119^2)^1/2)/2=71.69
direction=angle oftaninverse of (119/80) with west
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