How long must the runway be

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Reference no: EM131605460

Question: 1. A 727 jet needs to attain a speed of 200 mph to take off. If it can accelerate from 0 to 200 mph in 30 seconds, how long must the runway be? (Assume constant acceleration.)

2. An object is dropped from a 400-foot tower. When does it hit the ground and how fast is it going at the time of the impact?

Reference no: EM131605460

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