A particle of mass 1 kg is moving along the line y = x + 2 (here x and y are in m) with speed 2 m/s. The magnitude of angular momentum of the particle about origin is:

# A particle of mass 1 kg is moving along the line y = x + 2 (here x and y are in m) with speed 2 m/s. The magnitude of angular momentum of the particle about origin is:

1. A

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

2. B

$2\sqrt{2}$${\mathrm{kgm}}^{2}{\mathrm{s}}^{-1}$

3. C

$4\sqrt{2}$ ${\mathrm{kgm}}^{2}{\mathrm{s}}^{-1}$

4. D

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

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### Solution:

Angular momentum of particle about origin O is:

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

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