40 ft P2=20 ft 15 ft A 2000 lb car starts from rest at point 1 and moves without friction down the track shown. Determine: a) the force exerted by the track on the car at point 2, and b) the minimum safe value of the radius of curvature at point 3.

40 ft P2=20 ft 15 ft A 2000 lb car starts from rest at point 1 and moves without friction down the track shown. Determine: a) the force exerted by the track on the car at point 2, and b) the minimum safe value of the radius of curvature at point 3.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter1: Introduction To Statics

Section: Chapter Questions

Problem 1.19P: Plot the earths gravitational acceleration g(m/s2) against the height h (km) above the surface of...

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Question

40 ft
P2=20 ft
15 ft
A 2000 lb car starts from rest at point 1
and moves without friction down the
track shown.
Determine:
a) the force exerted by the track on
the car at point 2, and
b) the minimum safe value of the
radius of curvature at point 3.

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