What is the pucks speed as it goes over the top

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Q. A puck slides along the frictionless track shown in the figure with an initial speed of 7.40. Suppose the puck turns all corners smoothly, with no loss of speed.

What is the puck's speed as it goes over the top?

What is its speed while it reaches the level track on the right side?

Reference no: EM1367560

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