A 350-kg roller coaster starts from rest at point A and slides down the frictionless loop-the-loop shown

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A 350-kg roller coaster starts from rest at point A and slides down the frictionless loop-the-loop shown in Fig. P7.45.

(a) How fast is this roller coaster moving at point B?

(b) How hard does it press against the track at point B?

Figure P7.45

14.00 m 25.0 m 12.0 m 3.00 m

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Related Book For  answer-question

University Physics with Modern Physics

ISBN: 978-0321696861

13th edition

Authors: Hugh D. Young, Roger A. Freedman, A. Lewis Ford

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