Two coins are glued to a rotating turntable

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

Problem

Two coins are glued to a rotating turntable, one at a radius of 4.0 cm4.0\,\text{cm} and the other at 8.0 cm8.0\,\text{cm}. The turntable spins with the same angular acceleration for both coins. Explain, in one or two sentences, how the magnitudes of their tangential accelerations compare.

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