Physics, 12.11.2020 05:40 cjjohnson1221
A balloon is filled with helium at sea level. The volume was measured to be 3.1 liters at a pressure of 0.97 atm. If the balloon is released, it drifts upward. At a height of 4 kilometers, the pressure is measured to be 0.61 atm. What is the new volume of the balloon?
5.0 L
0.19 L
4.9 L
1.9 L
Answers: 3
Another question on Physics
Physics, 22.06.2019 10:10
In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?
Answers: 1
Physics, 23.06.2019 03:10
2. which of the following devices is associated with the reception of radio signals? o a. demodulator o b. transmitting antenna o c. oscillator o d. microphone
Answers: 1
Physics, 23.06.2019 03:10
You want to move a heavy box with mass 30.0 kg across a carpeted floor. you pull hard on one of the edges of the box at an angle 30∘ above the horizontal with a force of magnitude 240 n, causing the box to move horizontally. the force of friction between the moving box and the floor has magnitude 41.5 n . what is the box's acceleration just after it begins to move
Answers: 1
You know the right answer?
A balloon is filled with helium at sea level. The volume was measured to be 3.1 liters at a pressure...
Questions
Social Studies, 28.06.2019 21:30
Physics, 28.06.2019 21:30
Mathematics, 28.06.2019 21:30
Social Studies, 28.06.2019 21:30
Mathematics, 28.06.2019 21:30
Spanish, 28.06.2019 21:30
Mathematics, 28.06.2019 21:30
Mathematics, 28.06.2019 21:30
Chemistry, 28.06.2019 21:30
