naysia2006
11.03.2020 •
Physics
On a perfect fall day, you are hovering at low altitude in a hot-air balloon, accelerated neither upward nor downward. The total weight of the balloon, including its load and the hot air in it, is 20,000 N. (a) What is the weight ofthe displaced air? (b) What is the vol- ume ofthe displaced air?
Solved
Show answers
More tips
- S Style and Beauty How to Get Rid of a Double Chin?...
- F Food and Cooking How to Cook Julienne? Recipes and Tips...
- D Dating, Love, Relationships 10 Useful Tips on How to Survive a Breakup?...
- F Food and Cooking Apple Cider Vinegar: The Ultimate Health and Beauty Solution...
- C Computers and Internet Е-head: How it Simplifies Life for Users?...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- F Family and Home Parquet or laminate, which is better?...
- L Leisure and Entertainment How to Properly Wind Fishing Line onto a Reel?...
- L Leisure and Entertainment How to Make a Paper Boat in Simple Steps...
- T Travel and tourism Maldives Adventures: What is the Best Season to Visit the Luxurious Beaches?...
Answers on questions: Physics
- P Physics The viewing portion of the rectangular glass window in a fish tank is 6969 inches wide and runs from 1.51.5 inchesinches below the water s surface to 46.546.5 inches...
- P Physics Two children sit on a merry go round. on sits 0.5 m from the center and the other sits 3 m from the center. which child has greater linear speed?...
- P Physics An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height...
- P Physics If two objects are moved closer together so that the distance between them is one-third the original distance what is the gravitational force after the object is...
- P Physics Pluto has a shape that is nearly round, and it orbits the sun. it has five known moons why is it called a dwarf planet and not a planet?...
- P Physics Acommunications satellite transmits a radio wave at a frequency of 5 • 10^9 hz. what is the signal s wavelength? assume the wave travels in a vacuum. show your...
- P Physics What can cause the eruption from a shield volcano to become explosive?...
- B Business zurich company reports pretax financial income of $70,000 for 2014. the following items cause taxable income to be different than pretax financial income. 1. depreciation...
- C Computers and Technology Write a loop to print all elements in hourly_temperature. separate elements with a - surrounded by spaces. sample output for the given program: (must be in python)...
- C Computers and Technology On slide 183 we showed how shift registers can transfer information between chips on a single wire. it requires the sender to do the operation sequence load, shift,...
Ответ:
Explanation:
Since is at test, the buoyancy force, Fb is equal to the weight of the air, W.
W = 20000 N
B.
Density of air = 1.2 kg/m3
Force = mass × Acceleration
= density × volume × acceleration
20000 = 1.2 × Vol × 9.8
Vol = 1700.7 m3.
Ответ:
Gravity is by far the weakest force we know. ...
Gravity and weight are not the same thing. ...
Gravity makes waves that move at light speed. ...
Explaining the microscopic behavior of gravity has thrown researchers for a loop. ...
Gravity might be carried by massless particles called gravitons.
Explanation: