Traditional Culture Encyclopedia - The 24 Solar Terms - In a school campus art festival, a balloon is hung with a vertical label. Known balloon volume is 8m? Balloon (including the gas filled inside) ↓ ! ! !
In a school campus art festival, a balloon is hung with a vertical label. Known balloon volume is 8m? Balloon (including the gas filled inside) ↓ ! ! !
Solution: F float = ρ GV =1.29kg/m3×10n/kg× 8m3 =1.03.2n.
G=Mg=9kg× 10N/kg=90N
According to the force balance, F- tension =F buoyancy-g =103.2n-90n =13.2n.
- Previous article:On Xiao Man's philosophy of life-a solar term full of philosophy and hope.
- Next article:What are the solar terms of the Spring Festival?
- Related articles
- When air or drinking water is polluted, which elements may cause people's teeth and bones to be brittle and cause pollution?
- Spring is solar terms.
- How to arrange the planting of four seasons vegetables
- When does 202 1 start?
- What is the function of temperament?
- What are the customs of off-year in the north?
- Where is the idle speed adjustment of Chang 'an s460?
- Characteristics of solar terms of fear
- Lunar calendar 2022, 2022 calendar year lunar comparison table
- How do plants adjust climate, purify air, prevent wind and reduce noise?