Answers: 3
Physics, 21.06.2019 20:20
Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?
Answers: 1
Physics, 22.06.2019 11:00
Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?
Answers: 2
Physics, 22.06.2019 21:20
Abeverage can is made of 3004-h19 aluminum alloy (elastic modulus 69 gpa, tensile yield strength 285 mpa, density 2.72 g/cm^3). the dimensions on the can are approximated as a thin-walled cylinder with a height of 4.83 inches, diameter of 2.60 inches. empty the can has a mass of 14.2 g. determine: a. the wall thickness of the cylinder b. assuming a pinned-pinned condition what is the critical load? c. assuming a fixed-fixed condition what is the critical load?
Answers: 1
Physics, 22.06.2019 23:40
Acar jack with a mechanical advantage of 6 needs to produce an output force of 600 n to raise a car. what input force is required? 6 n 100 n 600 n 3,600 n
Answers: 2
IS
When a 0.622 kg basketball hits
the floor, its velocity changes from
4.23 m/s down t...
the floor, its velocity changes from
4.23 m/s down t...
History, 31.08.2019 11:00
Mathematics, 31.08.2019 11:00
Biology, 31.08.2019 11:00
Mathematics, 31.08.2019 11:00
Computers and Technology, 31.08.2019 11:00
Mathematics, 31.08.2019 11:00
Health, 31.08.2019 11:00
Mathematics, 31.08.2019 11:00
Mathematics, 31.08.2019 11:00