A disc of mass $M$ and radius $R$ moves in the $x-y$ plane as shown in the figure. The angular momentum of the disc at the instant shown is
A disc of mass $M$ and radius $R$ moves in the $x-y$ plane as shown in the figure. The angular momentum of the disc at the instant shown is
- A
$\frac{5}{2}mR^2\omega$ along$ - z$ axis about $O$
- B
$\frac{5}{2}mR^2\omega$ along $+ z$ axis about $O$
- C
zero about point $A$
- D
$4\ mR^2\omega$ along $+Z$ axis about $A$
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