Q11 (II) A perSUII JUgs eight čómplete laps around a 400-mtrack in a total time of 14.5 min. Calculate (a) the averagespeed and (b) the average velocity, in m/s.10. (II) Every year the Earth travels about 10° km as it orbits theSun. What is Earth's average speed in km/h?F2-4 Acceleration17. (I) A sports caWhat is its ave**11. (II) A car traveling 95 km/h is 210 m behind a truck trav-eling 75 km/h. How long will it take the car to reach the/truck?18. (I) A sprinterWhat is her ac• 12. (II) Calculate the average speed and average velocity of acomplete round trip in which the outgoing 250 km iscovered at 95 km/h, followed by a 1.0-h lunch break, andthe return 250 km is covered at 55 km/h.19. (II) A sports oin 5.0 s. If it t!is the magnitm/s, and in

Answered: Image /qna-images/answer/ae70a11e-b129-4f1d-9112-d8da184772ea.jpg

Answered: **11. (II) A car traveling 95 km/h is…

**11. (II) A car traveling 95 km/h is 210 m behind a truck trav- W eling 75 km/h. How long will it take the car to reach the/ 18. (I truck?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

Q11

(II) A perSUII JUgs eight čómplete laps around a 400-m
track in a total time of 14.5 min. Calculate (a) the average
speed and (b) the average velocity, in m/s.
10. (II) Every year the Earth travels about 10° km as it orbits the
Sun. What is Earth's average speed in km/h?
F
2-4 Acceleration
17. (I) A sports ca
What is its ave
**11. (II) A car traveling 95 km/h is 210 m behind a truck trav-
eling 75 km/h. How long will it take the car to reach the/
truck?
18. (I) A sprinter
What is her ac
• 12. (II) Calculate the average speed and average velocity of a
complete round trip in which the outgoing 250 km is
covered at 95 km/h, followed by a 1.0-h lunch break, and
the return 250 km is covered at 55 km/h.
19. (II) A sports o
in 5.0 s. If it t!
is the magnit
m/s, and in

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