a top with radius 10cm, mass 2 kg has a string around the edge and is initially at rest. assume the top can be reasonably approximated as a solid cylinder. the top is held in place as the string is pulled. the string applies a force of 10N tangential to the edge for 2s.  what is the torque the string applies to the top? what is the moment of inertia of the top? what is the angular acceleration (in radians per s^2) of the top?

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