Please answer help me
...
Answers: 1
Another question on Physics
Physics, 22.06.2019 13:20
Arrange the images in order to show how lake-effect snow occurs.
Answers: 2
Physics, 22.06.2019 21:30
While carrying a heavy box up the stairs,you set the box on a step and rest. then you pick up the box and carry it to the top of the stairs. describe these actions in terms of balanced and unbalanced forces acting on the box.
Answers: 1
Physics, 22.06.2019 22:30
The drag force, fd, imposed by the surrounding air on a vehicle moving with velocity v is given by fd = cdaρv 2/2 where cd is a constant called the drag coefficient, a is the projected frontal area of the vehicle, and ρ is the air density. an automobile is moving at v = 80 kilometers per hour with cd = 0.28, a = 2.3 m2, and ρ = 1.2 kg/m3.
Answers: 2
Physics, 23.06.2019 02:40
An air standard cycle with variable specific heats is executed in a closed system and is composed of the following four processes. 1-2 isentropic compression 100 kpa and 22°c to 600 kpa 2-3 v=constant heat addition to 1500 k 3-4 isentropic expansion to 100 kpa 4-1 p=constant heat rejection to initial state (a) show the cycle on p-v and t-s s (b) calculate the net work output per unit mass (409 kj/kg) (c) determine the thermal efficiency (47.9%)
Answers: 1
You know the right answer?
Questions
Mathematics, 07.04.2020 06:21
History, 07.04.2020 06:21
Chemistry, 07.04.2020 06:22
Mathematics, 07.04.2020 06:22
Engineering, 07.04.2020 06:22
Mathematics, 07.04.2020 06:22
Chemistry, 07.04.2020 06:23
Chemistry, 07.04.2020 06:23
