q1 a helicopter is ascending vertically with a


Q1. A helicopter is ascending vertically with a speed of 5.57. At a height of 124 above the Earth, package is dropped from a window. How much time does it take for the package to reach the ground?

Q2. The coefficient of kinetic friction for a 23 -kg bobsled on a track is 0.20. What force is required to push it down a 6.0 degree incline and achieve a speed of 65 km/h at the end of 75m?

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Physics: q1 a helicopter is ascending vertically with a
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