![subject](/tpl/images/cats/User.png)
Engineering, 05.10.2019 11:30 cheesy7651
There were early attempts in the development of the airplane to use rotating cylinders as airfoils. consider such a cylinder having a diameter of 1 mand a length of 10 m. if this cylinder is rotated at 100 rpm while the plane moves at a speed of 100 km/h through the air at 2 km standard atmosphere, estimate the maximum lift that could be developed, disregarding end effects.
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Engineering
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:10
The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false
Answers: 1
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:10
Which of the following refers to refers to how well the control system responds to sudden changes in the system. a)-transient regulation b)- distributed regulation c)-constant regulation d)-steady-state regulation
Answers: 1
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:10
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i.d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
Answers: 3
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 18:20
Wiy doeres rere okhn a pump whon working betwon the same pressure range?
Answers: 2
You know the right answer?
There were early attempts in the development of the airplane to use rotating cylinders as airfoils....
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 06.03.2021 19:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 06.03.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 06.03.2021 20:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mkx.png)
Arts, 06.03.2021 20:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 06.03.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 06.03.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 06.03.2021 20:00