Physics

Problem

A mass of 400 g, attached to a light string of length 60 cm, follows a circular path that takes 0.5 s for one complete revolution. The angular momentum of the mass-string system is a.

0.29 \text{ kgm}^2\text{s}^{-1}

. b.

0.48 \text{ kgm}^2\text{s}^{-1}

. c.

0.90 \text{ kgm}^2\text{s}^{-1}

. d.

1.8 \text{ kgm}^2\text{s}^{-1}

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