A string is wrapped around the rim of a wheel of MI & radius

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Torque and Rotational Dynamics · Torque and Rotational Dynamics

Problem

A string is wrapped around the rim of a wheel of MI

0.4 \text{ kg m}^2

& radius

10 \text{ cm}

. The wheel is free to rotate about its axis. Initially the wheel is at rest. The string is now pulled by a force of

40 \text{ N}

. The ang. vel. of the wheel after

1 \text{ s}

x \text{ rad/s}

, where

x

is _____.