n traveling a distance of 3.0 km between points A and D, a car is driven at 87 km/h from A to B for t seconds and 61 km/h from C to D Iso for t seconds. If the brakes are applied for 6.0 seconds between B and C to give the car a uniform deceleration, calculate t and the listance s between A and B. 87 km/h B с 3.0 km 61 km/h D

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Chapter1: Units, Trigonometry. And Vectors
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In traveling a distance of 3.0 km between points A and D, a car is driven at 87 km/h from A to B for t seconds and 61 km/h from C to D
also for t seconds. If the brakes are applied for 6.0 seconds between B and C to give the car a uniform deceleration, calculate t and the
distances between A and B.
A
Answers:
t =
S =
87 km/h
B
C
3.0 km
61 km/h
S
km
D
Transcribed Image Text:In traveling a distance of 3.0 km between points A and D, a car is driven at 87 km/h from A to B for t seconds and 61 km/h from C to D also for t seconds. If the brakes are applied for 6.0 seconds between B and C to give the car a uniform deceleration, calculate t and the distances between A and B. A Answers: t = S = 87 km/h B C 3.0 km 61 km/h S km D
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