A roller coaster reaches the top of the steepest hill with a speed of 6.0 km/h. It then descends the hill, which is at an average angle of 45° and is 45.0 m long. What will its speed be when it reaches the bottom? Assume µk = 0.12.
A roller coaster reaches the top of the steepest hill with a speed of 6.0 km/h. It then descends the hill, which is at an average angle of 45° and is 45.0 m long. What will its speed be when it reaches the bottom? Assume µk = 0.12.
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Transcribed Image Text:A roller coaster reaches the top of the steepest hill with a
speed of 6.0 km/h. It then descends the hill, which is at an
average angle of 45° and is 45.0 m long. What will its speed
be when it reaches the bottom? Assume µk = 0.12.
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