Answers: 3
Physics, 22.06.2019 16:40
The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .
Answers: 3
Physics, 22.06.2019 20:30
Atypical jetliner lands at a speed of 146 mi/h and decelerates at the rate of (10.4 mi/h)/s. if the jetliner travels at a constant speed of 146 mi/h for 1.5 s after landing before applying the brakes, what is the total displacement of the jetliner between touchdown on the runway and coming to rest?
Answers: 2
Physics, 23.06.2019 03:30
An object is kept at 45 m high and how much time will it take to reach the ground
Answers: 2
The star Sirius is moving toward us at 7600 m/s. A line in its spectrum has a frequency of 5.71x10^1...
Business, 26.07.2019 22:00
Social Studies, 26.07.2019 22:00
Social Studies, 26.07.2019 22:00
Physics, 26.07.2019 22:00
Mathematics, 26.07.2019 22:00
Mathematics, 26.07.2019 22:00
English, 26.07.2019 22:00
Biology, 26.07.2019 22:00
Biology, 26.07.2019 22:00