![subject](/tpl/images/cats/fizika.png)
Physics, 02.02.2021 03:30 genyjoannerubiera
On March 27, 2004, the United States successfully tested the hypersonic X-43A scramjet, which flew at Mach 7.0 (seven times the speed of sound) for 11 seconds. (A scramjet gets its oxygen directly from the air, rather than from fuel.) For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Swim competition. Part A At this rate, how many minutes would it take such a scramjet to carry passengers the approximately 5000 kmkm from San Francisco to New York? (Use 331 m/sm/s for the speed of soun
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 22:30
The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 13:30
If the spring constant k of a pogo stick is 3500 n m and the weight of the person on the pogo stick is 700 n, how much is the spring in the botom of the pogo stick compressed?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 23:00
Which of the following describes how a microwave heats food
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 23:40
Which type of energy is transferred by convection currents?
Answers: 2
You know the right answer?
On March 27, 2004, the United States successfully tested the hypersonic X-43A scramjet, which flew a...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 05.05.2020 02:28
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 05.05.2020 02:28
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 05.05.2020 02:28
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 05.05.2020 02:28
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 02:28
![question](/tpl/images/cats/fizika.png)
Physics, 05.05.2020 02:28
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 02:28
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 05.05.2020 02:28
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 02:28
![question](/tpl/images/cats/istoriya.png)
History, 05.05.2020 02:28
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 05.05.2020 02:29
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
Arts, 05.05.2020 02:29