The time period of a particle executing $S.H.M.$ is $8 \,s$. At $t=0$ it is at the mean position. The ratio of distance covered by the particle in $1^{\text {st }}$ second to the $2^{\text {nd }}$ second is .............. $s$
  • A$(\sqrt{2}-1)$
  • B$\sqrt{2}$
  • C$(\sqrt{2}+1)$
  • D$\frac{1}{\sqrt{2}}$
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