The mass of a metallic sphere is 6 g, it is fastened at one end of a thread of length of 3 m and is rotated 4 times per second. What is its angular momentum?

$2.356 \mathrm{kgm}^{2} \mathrm{~s}^{-1}$

$1.356 \mathrm{kgm}^{2} \mathrm{~s}^{-1}$

$1.984 \mathrm{kgm}^{2} \mathrm{~s}^{-1}$

$2.784 \mathrm{kgm}^{2} \mathrm{~s}^{-1}$