Q12 7:01132.3kJ198.45K]396.9k. A9.00 mB4.50 m3.00 mA rollercoaster of mass 4500kg starts from rest at point A.Calculate its potential energies at points A and B. If the trackis frictionless, calculate its kinetic energy at point B.(i) The gravitational potential energy at the point A is =(ii) The gravitational potential energy at the point B is =(iii) The kinetic energy at the point B is =(iv) The speed of the rollercoaster is

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A rollercoaster of mass 4500kg starts from rest at point A. Calculate its potential energies at points A and B. If the track is frictionless, calculate its kinetic energy at point B.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter7: Conservation Of Energy

Section: Chapter Questions

Problem 5OQ: Answer yes or no to each of the following questions. (a) Can an objectEarth system have kinetic...

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Question

Q12

A
9.00 m
B
4.50 m
3.00 m
A rollercoaster of mass 4500kg starts from rest at point A.
Calculate its potential energies at points A and B. If the track
is frictionless, calculate its kinetic energy at point B.
(i) The gravitational potential energy at the point A is =
(ii) The gravitational potential energy at the point B is =
(iii) The kinetic energy at the point B is =
(iv) The speed of the rollercoaster is

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