The roller-coaster track shown is contained in a vertical plane. The portion of track between A and
Question:
The roller-coaster track shown is contained in a vertical plane. The portion of track between A and B is straight and horizontal, while the portions to the left of A and to the right of B have radii of curvature as indicated. A car is traveling at a speed of 72 km/h when the brakes are suddenly applied, causing the wheels of the car to slide on the track ((k = 0.20). Determine the initial deceleration of the car if the brakes are applied as the car
(a) Has almost reached A,
(b) Is traveling between A and B, (c) has just passed B.
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a Given data k 020 v 72 kmh 20 ms g 981 ms 2 r 30 ...View the full answer
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Related Book For 
Vector Mechanics for Engineers Statics and Dynamics
ISBN: 978-0073398242
11th edition
Authors: Ferdinand Beer, E. Russell Johnston Jr., David Mazurek, Phillip Cornwell, Brian Self
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