A solid sphere of mass \( M \) and radius \( R \) is pulled horizontally on a rough surface as s...

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A solid sphere of mass \( M \) and radius \( R \) is pulled horizontally on a rough surface as shown in figure. Choose
P
W the incorrect alternatives.
(1) The magnitude of the frictional force is \( F / 3 \).
(2) The frictional force on the sphere acts forward.
(3) The acceleration of the centre of mass is \( 2 F / 3 M \).
(4) The acceleration of the centre of mass is \( F / M \).
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