Fizika - 2011. ljeto, 15.

$v=2\mathrm{c}\mathrm{m}\mathrm{/}\mathrm{s}\sin \left(2\pi {\mathrm{s}}^{-1}t\right)v=2\; \backslash mathrm\{~cm\}\; /\; \backslash mathrm\{s\}\; \backslash sin\; \backslash left(2\; \backslash pi\; \backslash mathrm\{~s\}^\{-1\}\; t\backslash right)$

$v=2\pi \mathrm{c}\mathrm{m}\mathrm{/}\mathrm{s}\sin \left(\pi {\mathrm{s}}^{-1}t\right)v=2\; \backslash pi\; \backslash mathrm\{~cm\}\; /\; \backslash mathrm\{s\}\; \backslash sin\; \backslash left(\backslash pi\; \backslash mathrm\{s\}^\{-1\}\; t\backslash right)$

$v=2\mathrm{c}\mathrm{m}\mathrm{/}\mathrm{s}\cos \left(2\pi {\mathrm{s}}^{-1}t\right)v=2\; \backslash mathrm\{~cm\}\; /\; \backslash mathrm\{s\}\; \backslash cos\; \backslash left(2\; \backslash pi\; \backslash mathrm\{~s\}^\{-1\}\; t\backslash right)$

$v=2\pi \mathrm{c}\mathrm{m}\mathrm{/}\mathrm{s}\cos \left(\pi {\mathrm{s}}^{-1}t\right)v=2\; \backslash pi\; \backslash mathrm\{~cm\}\; /\; \backslash mathrm\{s\}\; \backslash cos\; \backslash left(\backslash pi\; \backslash mathrm\{s\}^\{-1\}\; t\backslash right)$