COLLEGE PHYSICS (LL)W/MOD.MASTERINGPHYS
4th Edition
ISBN: 9780135160121
Author: Knight
Publisher: PEARSON
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Textbook Question
Chapter 1, Problem 65GP
The Nardo ring is a circular test track for cars. It has a circumference of 12.5 km. cars travel around the track at a constant speed of 100 km/h. A car starts at the easternmost point of the ring and drives for 15 minutes at this speed.
a. What distance, in km, does the car travel?
b. What is the magnitude of the car's displacement, in km, from its initial position?
c. What is the speed of the car in m/s?
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The Nardo ring is a circular test track for cars. It has a circumference of 12.5 km. Cars travel around the track at a constant speed of 100 km/h. A car starts at the easternmost point of the ring and drives for 15 minutes at this speed.a. What distance, in km, does the car travel?b. What is the magnitude of the car’s displacement, in km, from its initial position?c. What is the speed of the car in m/s?
b. An ant is crawling along a yardstick that is pointed with the 0-inch mark to the east and the 36-inch mark to the west. It starts at the 8-inch mark, crawls to the 21-inch mark, then moves to the 18-inch mark.
-What was the total distance the ant traveled? (in)
-What was the total displacement of the ant? _____in to the a. west, b. east, c. no direction
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Chapter 1 Solutions
COLLEGE PHYSICS (LL)W/MOD.MASTERINGPHYS
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