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# New ride an amusement park starts with & car at rest at a height h It then rolls down frictionless track where passes through circular sections with radius R as...

## Question

###### New ride an amusement park starts with & car at rest at a height h It then rolls down frictionless track where passes through circular sections with radius R as shown in the Figure below;Give an expression for the speed of the car when it as the top of the circular section (the point indicated by the star above). (7 points)b) What is Ihe maximum heighi E such thal the car will nol come off the tracks as i goes over the hill? Express your answer terms the radius the circle R reminder that an

new ride an amusement park starts with & car at rest at a height h It then rolls down frictionless track where passes through circular sections with radius R as shown in the Figure below; Give an expression for the speed of the car when it as the top of the circular section (the point indicated by the star above). (7 points) b) What is Ihe maximum heighi E such thal the car will nol come off the tracks as i goes over the hill? Express your answer terms the radius the circle R reminder that an object in circular motion with speed nas centnpetal acceleration which directed towards the center of the circle with magnitude of VIR:) points)

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