subject

Physics, 21.02.2020 04:11 nini0372

A hot-air balloon contains air at a temperature of 180 oF. The surrounding air has a temperature of 60 oF. The radius of the spherical balloon is 30.6 ft. The weight of the empty balloon is 200lb. Determine the maximum load (in lbf) that the balloon can lift. Use thermodynamic tables to obtain the density of the hot-air and surrounding air.

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 21.06.2019 19:20

How would you place two electrons on a sphere of radius r so that the electrostatic potential energy is minimized. how would you place three electrons to solve the same problem.

Answers: 1

question

Physics, 22.06.2019 02:30

Which of the following is not am example of a polymer? protein nylon kevlar concreta

Answers: 1

question

Physics, 22.06.2019 05:30

If gases like carbon dioxide and methane make up less than 1% of the total atmosphere, why is it important for scientists to monitor changes in percentages of these gases?

Answers: 1

question

Physics, 22.06.2019 07:20

Diamond will scratch quartz. true or false

Answers: 2

You know the right answer?

A hot-air balloon contains air at a temperature of 180 oF. The surrounding air has a temperature of...

Questions

question

Business, 30.06.2019 04:41

Kathy myers frequently purchases stocks and bonds, but she is uncertain how to determine the rate of return that she is earning. for example, three ye...

question

Biology, 30.06.2019 04:41

Ateam of scientists is studying the inheritance of eyelash length in humans. eyelash length is either long or short, and is controlled by a single aut...

question

English, 30.06.2019 04:41

Preston has to make four phone calls to clients today. the call to mr. miller will take about an hour to complete, the call to ms. winnecuit will take...

question

Social Studies, 30.06.2019 04:41

Cynthia has a fractured finger. if she goes to the doctor, she'll get some medicine that will decrease the pain. she decides it's worth her time go to...

question

History, 30.06.2019 04:41

Write a 250-300 word script of a fictional debate between two opposing candidates. include at least two examples a rhetorical/logical fallacy. use par...

question

Business, 30.06.2019 04:41

"in my opinion, we ought to stop making our own drums and accept that outside supplier's offer," said wim niewindt, managing director of antilles refi...

question

Physics, 30.06.2019 04:41

Explain three common risk factors for young drivers and how you plan to minimize these factors....

question

English, 30.06.2019 04:41

Select the best example of a thesis statement for an essay that analyzes structure. john f. kennedy his audience connect to the topic in his "we choo...

question

Mathematics, 30.06.2019 04:41

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the orn...

question

Mathematics, 30.06.2019 04:41

Match the x-coordinates with their corresponding pairs of y-coordinates on the unit circle....

question

Mathematics, 30.06.2019 04:41

Can someone me with number 7? ? i will give brainliest!

question

Health, 30.06.2019 04:41

Mr. bauer is 49 years old, but eighteen months ago he was declared disabled by the social security administration and has been receiving disability pa...

question

Mathematics, 30.06.2019 04:41

Radioactive fallout from testing atomic bombs drifted across a region. there were 210 people in the region at the time and 36 of them eventually died...

question

Mathematics, 30.06.2019 04:41

Does the point (-10,3) lie on the circle that passes through the point (-2,9) with center (-3,2)? explain...

question

Mathematics, 30.06.2019 04:41

5.4.4 practice modeling: two variable systems of inequalities...

question

Business, 30.06.2019 04:41

Celio, inc. sold equipment to a french firm and will receive €1,249,425 in 30 days. if the company entered a forward contract to sell the euros at the...

question

English, 30.06.2019 04:41

Which evidence supports the inference that nora is afraid of what torvald will say if krogstad tells him about her forgery? do it for my sake—for you...

question

Mathematics, 30.06.2019 04:41

Juan built a sand castle like the one shown. the castle is shaped like a rectangular prism with a rectangular pyramid on top. how much sand did it tak...

question

Mathematics, 30.06.2019 04:41

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representati...

question

Mathematics, 30.06.2019 04:41

Brainliest + points!explain what is the frequency of the musical note middle c if its period is 0.0038? a. 224.42 hertz b. 263.16 hertz c. 281.74...

More questions: Physics Another questions

Questions on the website: 13722363