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.

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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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

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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