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4 Dec 2020

Question: An athlete completes one round of a circular track of diameter 200 m in 40 sec. what will be the distance covered and the displacement at the end of 2 minutes 20 sec?

Booster class
Mechanics 1
Skill
Understanding the basics of motion and acceleration
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Rishabh Jain
Rishabh JainLv6
4 Dec 2020
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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

An athlete starts at point A and runs at a constant speed of 7.00 {\rm m/s} around a round track 150 {\rm m} in diameter, as shown in figure.

A jogger jobs around a circular track with a diameter of 230meters in 55 minutes. What is the distance and what is the runner'saverage speed?


1. You are running a recreational running event for your town. Youdecide to hold the event at a local park. There is a paved patharound the park, which happens to be perfectly square. The totaldistance around one lap of the track is 400 m (remember each sideis the same length). Please answer the following for the raceevent:
a. One runner completes 10 laps of the race. What is thetotal
distance the runner covered?

b. What is the total displacement for the runner?

c. Explain the answers for a and b using the concepts ofdistance
and displacement.

2. Explain why the difference between distance and displacement isof little concern in practical applications where velocity iscalculated.

3. Is it possible for acceleration to be negative? Explain.

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