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Question Number 103874 by aurpeyz last updated on 17/Jul/20

Commented by aurpeyz last updated on 18/Jul/20

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

Answered by Rio Michael last updated on 18/Jul/20

$$\mathrm{The}\mathrm{stone}\mathrm{moves}\mathrm{in}\mathrm{uniform}\mathrm{circular}\mathrm{motion}.$$$$\text{You can't use 'macro parameter character \#' in math mode}$$$$\Rightarrow \omega =2\pi \times 0.4=0.8\pi \mathrm{rad}/\sec$$$$v=r\omega =0.3\times 0.8=0.24\mathrm{m}/\mathrm{s}$$$$\mathrm{in}5\mathrm{seconds},d=vt=0.24\times 5=1.2\mathrm{m}$$

Commented by aurpeyz last updated on 18/Jul/20

$$\mathrm{is}\mathrm{this}\mathrm{solution}\mathrm{correct}.\mathrm{can}\mathrm{the}\mathrm{radius}\mathrm{be}\mathrm{the}\mathrm{length}\mathrm{of}\mathrm{the}\mathrm{rope}?$$

Commented by aurpeyz last updated on 18/Jul/20

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