Physics, 27.06.2020 19:01 bettybales1986
A 60-kg square and a 90-kg square box was thrown out from an airplane at an altitude of 6000 m, both falling in the flat position. The surface dimension of the boxes are 2 meter by 2 meter in flat position. Calculate their terminal velocities. How long will it take for each box to reach the ground (assuming the time to reach terminal velocity is small)
Answers: 2
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The star betelgeuse is about 600 light-years away. if it explodes tonight, a. we'll know because debris from the explosion will rain down on us from space. b. we'll know it immediately because it will be brighter than the full moon in the sky. c. we won't know about it until 600 years from now. d. none of the above.
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A 60-kg square and a 90-kg square box was thrown out from an airplane at an altitude of 6000 m, both...
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