A diver leaves a platform in an open pike position with angular speed

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Energy and Momentum of Rotating Systems · Energy and Momentum of Rotating Systems

Problem

\omega_i = 2.0\,\text{rad/s}

. In the tuck position her moment of inertia is one-half of its initial value, and no external torques act. Determine her angular speed

\omega_f

while in the tuck.