How high (in m) a hill can a car coast up (engine disengaged) if friction is negligible and its initial speed is 96.0 km/h? (Enter a number.) m (b) If, in actuality, a 750 kg car with an initial speed of 96.0 km/h is observed to coast up a hill to a height 15.0 m above its starting point, how much thermal energy (in J) was generated by friction? (Enter a
How high (in m) a hill can a car coast up (engine disengaged) if friction is negligible and its initial speed is 96.0 km/h? (Enter a number.) m (b) If, in actuality, a 750 kg car with an initial speed of 96.0 km/h is observed to coast up a hill to a height 15.0 m above its starting point, how much thermal energy (in J) was generated by friction? (Enter a
An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter4: Work And Energy
Section: Chapter Questions
Problem 16SA: Two students throw identical snowballs from the same height; both snowballs having the same initial...
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(a)
How high (in m) a hill can a car coast up (engine disengaged) if friction is negligible and its initial speed is 96.0 km/h? (Enter a number.)
m
m
(b)
If, in actuality, a 750 kg car with an initial speed of 96.0 km/h is observed to coast up a hill to a height 15.0 m above its starting point, how much thermal energy (in J) was generated by friction? (Enter a number.)
J
J
(c)
What is the average force of friction (down the slope) if the hill has a slope 2.5° above the horizontal? (Enter your answer in N. Enter a number.)
N
N
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