Question and Answers Forum

All Questions      Topic List

Mechanics Questions

Previous in All Question      Next in All Question      

Previous in Mechanics      Next in Mechanics      

Question Number 104143 by aurpeyz last updated on 19/Jul/20

$$\mathrm{A}\mathrm{Satellite}\mathrm{orbits}\mathrm{the}\mathrm{esrth}\mathrm{in}\mathrm{a}\mathrm{circle}\mathrm{of}\mathrm{rsdius}8000\mathrm{km}.\mathrm{At}\mathrm{that}\mathrm{distance}\mathrm{from}\mathrm{the}\mathrm{earth}\mathrm{g}=6.2\mathrm{m}/\mathrm{s}2.\mathrm{The}\mathrm{velocity}\mathrm{of}\mathrm{the}\mathrm{satelliege}\mathrm{is}?$$

Commented by aurpeyz last updated on 19/Jul/20

$$\mathrm{pls}\mathrm{help}$$

Answered by OlafThorendsen last updated on 19/Jul/20

$$\overrightarrow{\mathrm{F}}=m\overrightarrow{g}=m{\overrightarrow{a}}_{\mathrm{N}}=m\frac{v^2}{\mathrm{R}}\overrightarrow{u}$$$$\Rightarrow v=\sqrt{g\mathrm{R}}=\sqrt{6,2\times 8.{10}^6}$$$$v=7,042km/s$$

Commented by aurpeyz last updated on 20/Jul/20

$$\mathrm{thnks}$$

Commented by aurpeyz last updated on 01/Aug/20

$$plshowdidyougetRas8.{10}^6?$$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com