Question

An ice skater spins with his arms far from his body with a rotational inertia Io and angular speed ?o. The ice skater then brings his arms inward and spins with half the rotational inertia of Io. What is the final angular speed, ?f? Half of ?o Twice that of ?o Equal to ?o A fourth of ?o

          An ice skater spins with his arms far from his body with a rotational inertia Io and angular speed ?o. The ice skater then brings his arms inward and spins with half the rotational inertia of Io. What is the final angular speed, ?f?
Half of ?o
Twice that of ?o
Equal to ?o
A fourth of ?o

An ice skater spins with his arms far from his body with a rotational inertia Io and angular speed ?o. The ice skater then brings his arms inward and spins with half the rotational inertia of Io. What is the final angular speed, ?f?
Half of ?o
Twice that of ?o
Equal to ?o
A fourth of ?o

Added by William P.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Ankur S

03/17/2022

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Step 1: Initial angular momentum = Final angular momentum Show more…

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An ice skater spins with his arms far from his body with a rotational inertia Io and angular speed ωo. The ice skater then brings his arms inward and spins with half the rotational inertia of Io. What is the final angular speed, ωf? Half of ωo Twice that of ωo Equal to ωo A fourth of ωo